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1 | $Revision: 523 $ |
1 | $Revision: 545 $ |
2 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
3 | ;; ;; |
3 | ;; ;; |
4 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
4 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
5 | ;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;; |
5 | ;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;; |
6 | ;; Distributed under terms of the GNU General Public License ;; |
6 | ;; Distributed under terms of the GNU General Public License ;; |
7 | ;; ;; |
7 | ;; ;; |
8 | ;; BOOTCODE.INC ;; |
8 | ;; BOOTCODE.INC ;; |
9 | ;; ;; |
9 | ;; ;; |
10 | ;; KolibriOS 16-bit loader, ;; |
10 | ;; KolibriOS 16-bit loader, ;; |
11 | ;; based on bootcode for MenuetOS ;; |
11 | ;; based on bootcode for MenuetOS ;; |
12 | ;; ;; |
12 | ;; ;; |
13 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
13 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
14 | 14 | ||
15 | 15 | ||
16 | 16 | ||
17 | ;========================================================================== |
17 | ;========================================================================== |
18 | ; |
18 | ; |
19 | ; 16 BIT FUNCTIONS |
19 | ; 16 BIT FUNCTIONS |
20 | ; |
20 | ; |
21 | ;========================================================================== |
21 | ;========================================================================== |
22 | 22 | ||
23 | 23 | ||
24 | putchar: |
24 | putchar: |
25 | ; in: al=character |
25 | ; in: al=character |
26 | mov ah, 0Eh |
26 | mov ah, 0Eh |
27 | mov bh, 0 |
27 | mov bh, 0 |
28 | int 10h |
28 | int 10h |
29 | ret |
29 | ret |
30 | 30 | ||
31 | print: |
31 | print: |
32 | ; in: si->string |
32 | ; in: si->string |
33 | mov al, 186 |
33 | mov al, 186 |
34 | call putchar |
34 | call putchar |
35 | mov al, ' ' |
35 | mov al, ' ' |
36 | call putchar |
36 | call putchar |
37 | 37 | ||
38 | printplain: |
38 | printplain: |
39 | ; in: si->string |
39 | ; in: si->string |
40 | pusha |
40 | pusha |
41 | lodsb |
41 | lodsb |
42 | @@: |
42 | @@: |
43 | call putchar |
43 | call putchar |
44 | lodsb |
44 | lodsb |
45 | cmp al, 0 |
45 | cmp al, 0 |
46 | jnz @b |
46 | jnz @b |
47 | popa |
47 | popa |
48 | ret |
48 | ret |
49 | 49 | ||
50 | getkey: |
50 | getkey: |
51 | ; get number in range [bl,bh] (bl,bh in ['0'..'9']) |
51 | ; get number in range [bl,bh] (bl,bh in ['0'..'9']) |
52 | ; in: bx=range |
52 | ; in: bx=range |
53 | ; out: ax=digit (1..9, 10 for 0) |
53 | ; out: ax=digit (1..9, 10 for 0) |
54 | mov ah, 0 |
54 | mov ah, 0 |
55 | int 16h |
55 | int 16h |
56 | cmp al, bl |
56 | cmp al, bl |
57 | jb getkey |
57 | jb getkey |
58 | cmp al, bh |
58 | cmp al, bh |
59 | ja getkey |
59 | ja getkey |
60 | push ax |
60 | push ax |
61 | call putchar |
61 | call putchar |
62 | pop ax |
62 | pop ax |
63 | and ax, 0Fh |
63 | and ax, 0Fh |
64 | jnz @f |
64 | jnz @f |
65 | mov al, 10 |
65 | mov al, 10 |
66 | @@: |
66 | @@: |
67 | ret |
67 | ret |
68 | 68 | ||
69 | setcursor: |
69 | setcursor: |
70 | ; in: dl=column, dh=row |
70 | ; in: dl=column, dh=row |
71 | mov ah, 2 |
71 | mov ah, 2 |
72 | mov bh, 0 |
72 | mov bh, 0 |
73 | int 10h |
73 | int 10h |
74 | ret |
74 | ret |
75 | 75 | ||
76 | macro _setcursor row,column |
76 | macro _setcursor row,column |
77 | { |
77 | { |
78 | mov dx, row*256 + column |
78 | mov dx, row*256 + column |
79 | call setcursor |
79 | call setcursor |
80 | } |
80 | } |
81 | 81 | ||
82 | boot_read_floppy: |
82 | boot_read_floppy: |
83 | push si |
83 | push si |
84 | xor si, si |
84 | xor si, si |
85 | mov ah, 2 ; read |
85 | mov ah, 2 ; read |
86 | @@: |
86 | @@: |
87 | push ax |
87 | push ax |
88 | int 0x13 |
88 | int 0x13 |
89 | pop ax |
89 | pop ax |
90 | jnc @f |
90 | jnc @f |
91 | inc si |
91 | inc si |
92 | cmp si, 10 |
92 | cmp si, 10 |
93 | jb @b |
93 | jb @b |
94 | mov si, badsect |
94 | mov si, badsect |
95 | sayerr_plain: |
95 | sayerr_plain: |
96 | call printplain |
96 | call printplain |
97 | jmp $ |
97 | jmp $ |
98 | @@: |
98 | @@: |
99 | pop si |
99 | pop si |
100 | ret |
100 | ret |
101 | 101 | ||
102 | ;========================================================================= |
102 | ;========================================================================= |
103 | ; |
103 | ; |
104 | ; 16 BIT CODE |
104 | ; 16 BIT CODE |
105 | ; |
105 | ; |
106 | ;========================================================================= |
106 | ;========================================================================= |
107 | 107 | ||
108 | 108 | ||
109 | start_of_code: |
109 | start_of_code: |
110 | cld |
110 | cld |
111 | ; \begin{diamond}[02.12.2005] |
111 | ; \begin{diamond}[02.12.2005] |
112 | ; if bootloader sets ax = 'KL', then ds:si points to loader block |
112 | ; if bootloader sets ax = 'KL', then ds:si points to loader block |
113 | cmp ax, 'KL' |
113 | cmp ax, 'KL' |
114 | jnz @f |
114 | jnz @f |
115 | mov word [cs:cfgmanager.loader_block], si |
115 | mov word [cs:cfgmanager.loader_block], si |
116 | mov word [cs:cfgmanager.loader_block+2], ds |
116 | mov word [cs:cfgmanager.loader_block+2], ds |
117 | @@: |
117 | @@: |
118 | ; \end{diamond}[02.12.2005] |
118 | ; \end{diamond}[02.12.2005] |
119 | 119 | ||
120 | ; if bootloader sets cx = 'HA' and dx = 'RD', then bx contains identifier of source hard disk |
120 | ; if bootloader sets cx = 'HA' and dx = 'RD', then bx contains identifier of source hard disk |
121 | ; (see comment to bx_from_load) |
121 | ; (see comment to bx_from_load) |
122 | cmp cx, 'HA' |
122 | cmp cx, 'HA' |
123 | jnz no_hd_load |
123 | jnz no_hd_load |
124 | cmp dx,'RD' |
124 | cmp dx,'RD' |
125 | jnz no_hd_load |
125 | jnz no_hd_load |
126 | mov word [cs:bx_from_load], bx ; {SPraid}[13.03.2007] |
126 | mov word [cs:bx_from_load], bx ; {SPraid}[13.03.2007] |
127 | no_hd_load: |
127 | no_hd_load: |
128 | 128 | ||
129 | ; set up stack |
129 | ; set up stack |
130 | mov ax, 3000h |
130 | mov ax, 3000h |
131 | mov ss, ax |
131 | mov ss, ax |
132 | mov sp, 0EC00h |
132 | mov sp, 0EC00h |
133 | ; set up segment registers |
133 | ; set up segment registers |
134 | push cs |
134 | push cs |
135 | pop ds |
135 | pop ds |
136 | push cs |
136 | push cs |
137 | pop es |
137 | pop es |
138 | 138 | ||
139 | ; set videomode |
139 | ; set videomode |
140 | mov ax, 3 |
140 | mov ax, 3 |
141 | int 0x10 |
141 | int 0x10 |
142 | 142 | ||
143 | if lang eq ru |
143 | if lang eq ru |
144 | ; Load & set russian VGA font (RU.INC) |
144 | ; Load & set russian VGA font (RU.INC) |
145 | mov bp, RU_FNT1 ; RU_FNT1 - First part |
145 | mov bp, RU_FNT1 ; RU_FNT1 - First part |
146 | mov bx, 1000h ; 768 bytes |
146 | mov bx, 1000h ; 768 bytes |
147 | mov cx, 30h ; 48 symbols |
147 | mov cx, 30h ; 48 symbols |
148 | mov dx, 80h ; 128 - position of first symbol |
148 | mov dx, 80h ; 128 - position of first symbol |
149 | mov ax, 1100h |
149 | mov ax, 1100h |
150 | int 10h |
150 | int 10h |
151 | 151 | ||
152 | mov bp, RU_FNT2 ; RU_FNT2 -Second part |
152 | mov bp, RU_FNT2 ; RU_FNT2 -Second part |
153 | mov bx, 1000h ; 512 bytes |
153 | mov bx, 1000h ; 512 bytes |
154 | mov cx, 20h ; 32 symbols |
154 | mov cx, 20h ; 32 symbols |
155 | mov dx, 0E0h ; 224 - position of first symbol |
155 | mov dx, 0E0h ; 224 - position of first symbol |
156 | mov ax, 1100h |
156 | mov ax, 1100h |
157 | int 10h |
157 | int 10h |
158 | ; End set VGA russian font |
158 | ; End set VGA russian font |
159 | else if lang eq et |
159 | else if lang eq et |
160 | mov bp, ET_FNT ; ET_FNT1 |
160 | mov bp, ET_FNT ; ET_FNT1 |
161 | mov bx, 1000h ; |
161 | mov bx, 1000h ; |
162 | mov cx, 255 ; 256 symbols |
162 | mov cx, 255 ; 256 symbols |
163 | xor dx, dx ; 0 - position of first symbol |
163 | xor dx, dx ; 0 - position of first symbol |
164 | mov ax, 1100h |
164 | mov ax, 1100h |
165 | int 10h |
165 | int 10h |
166 | end if |
166 | end if |
167 | 167 | ||
168 | ; draw frames |
168 | ; draw frames |
169 | push 0xb800 |
169 | push 0xb800 |
170 | pop es |
170 | pop es |
171 | xor di, di |
171 | xor di, di |
172 | mov ah, 1*16+15 |
172 | mov ah, 1*16+15 |
173 | 173 | ||
174 | ; draw top |
174 | ; draw top |
175 | mov si, d80x25_top |
175 | mov si, d80x25_top |
176 | mov cx, d80x25_top_num * 80 |
176 | mov cx, d80x25_top_num * 80 |
177 | @@: |
177 | @@: |
178 | lodsb |
178 | lodsb |
179 | stosw |
179 | stosw |
180 | loop @b |
180 | loop @b |
181 | ; draw spaces |
181 | ; draw spaces |
182 | mov si, space_msg |
182 | mov si, space_msg |
183 | mov dx, 25 - d80x25_top_num - d80x25_bottom_num |
183 | mov dx, 25 - d80x25_top_num - d80x25_bottom_num |
184 | dfl1: |
184 | dfl1: |
185 | push si |
185 | push si |
186 | mov cx, 80 |
186 | mov cx, 80 |
187 | @@: |
187 | @@: |
188 | lodsb |
188 | lodsb |
189 | stosw |
189 | stosw |
190 | loop @b |
190 | loop @b |
191 | pop si |
191 | pop si |
192 | dec dx |
192 | dec dx |
193 | jnz dfl1 |
193 | jnz dfl1 |
194 | ; draw bottom |
194 | ; draw bottom |
195 | mov si, d80x25_bottom |
195 | mov si, d80x25_bottom |
196 | mov cx, d80x25_bottom_num * 80 |
196 | mov cx, d80x25_bottom_num * 80 |
197 | @@: |
197 | @@: |
198 | lodsb |
198 | lodsb |
199 | stosw |
199 | stosw |
200 | loop @b |
200 | loop @b |
201 | 201 | ||
202 | mov byte [space_msg+80], 0 ; now space_msg is null terminated |
202 | mov byte [space_msg+80], 0 ; now space_msg is null terminated |
203 | 203 | ||
204 | _setcursor d80x25_top_num,0 |
204 | _setcursor d80x25_top_num,0 |
205 | 205 | ||
206 | 206 | ||
207 | ; TEST FOR 386+ |
207 | ; TEST FOR 386+ |
208 | 208 | ||
209 | mov bx, 0x4000 |
209 | mov bx, 0x4000 |
210 | pushf |
210 | pushf |
211 | pop ax |
211 | pop ax |
212 | mov dx, ax |
212 | mov dx, ax |
213 | xor ax, bx |
213 | xor ax, bx |
214 | push ax |
214 | push ax |
215 | popf |
215 | popf |
216 | pushf |
216 | pushf |
217 | pop ax |
217 | pop ax |
218 | and ax, bx |
218 | and ax, bx |
219 | and dx, bx |
219 | and dx, bx |
220 | cmp ax, dx |
220 | cmp ax, dx |
221 | jnz cpugood |
221 | jnz cpugood |
222 | mov si, not386 |
222 | mov si, not386 |
223 | sayerr: |
223 | sayerr: |
224 | call print |
224 | call print |
225 | jmp $ |
225 | jmp $ |
226 | cpugood: |
226 | cpugood: |
227 | 227 | ||
228 | push 0 |
228 | push 0 |
229 | popf |
229 | popf |
230 | sti |
230 | sti |
231 | 231 | ||
232 | ; set up esp |
232 | ; set up esp |
233 | movzx esp, sp |
233 | movzx esp, sp |
234 | 234 | ||
235 | push 0 |
235 | push 0 |
236 | pop es |
236 | pop es |
237 | and word [es:0x9031], 0 |
237 | and word [es:0x9031], 0 |
238 | ; \begin{Mario79} |
238 | ; \begin{Mario79} |
239 | ; find HDD IDE DMA PCI device |
239 | ; find HDD IDE DMA PCI device |
240 | ; check for PCI BIOS |
240 | ; check for PCI BIOS |
241 | mov ax, 0xB101 |
241 | mov ax, 0xB101 |
242 | int 0x1A |
242 | int 0x1A |
243 | jc .nopci |
243 | jc .nopci |
244 | cmp edx, 'PCI ' |
244 | cmp edx, 'PCI ' |
245 | jnz .nopci |
245 | jnz .nopci |
246 | ; find PCI class code |
246 | ; find PCI class code |
247 | ; class 1 = mass storage |
247 | ; class 1 = mass storage |
248 | ; subclass 1 = IDE controller |
248 | ; subclass 1 = IDE controller |
249 | ; a) class 1, subclass 1, programming interface 0x80 |
249 | ; a) class 1, subclass 1, programming interface 0x80 |
250 | mov ax, 0xB103 |
250 | mov ax, 0xB103 |
251 | mov ecx, 1*10000h + 1*100h + 0x80 |
251 | mov ecx, 1*10000h + 1*100h + 0x80 |
252 | xor si, si ; device index = 0 |
252 | xor si, si ; device index = 0 |
253 | int 0x1A |
253 | int 0x1A |
254 | jnc .found |
254 | jnc .found |
255 | ; b) class 1, subclass 1, programming interface 0x8A |
255 | ; b) class 1, subclass 1, programming interface 0x8A |
256 | mov ax, 0xB103 |
256 | mov ax, 0xB103 |
257 | mov ecx, 1*10000h + 1*100h + 0x8A |
257 | mov ecx, 1*10000h + 1*100h + 0x8A |
258 | xor si, si ; device index = 0 |
258 | xor si, si ; device index = 0 |
259 | int 0x1A |
259 | int 0x1A |
260 | jnc .found |
260 | jnc .found |
261 | ; c) class 1, subclass 1, programming interface 0x85 |
261 | ; c) class 1, subclass 1, programming interface 0x85 |
262 | mov ax, 0xB103 |
262 | mov ax, 0xB103 |
263 | mov ecx, 1*10000h + 1*100h + 0x85 |
263 | mov ecx, 1*10000h + 1*100h + 0x85 |
264 | xor si, si |
264 | xor si, si |
265 | int 0x1A |
265 | int 0x1A |
266 | jc .nopci |
266 | jc .nopci |
267 | .found: |
267 | .found: |
268 | ; get memory base |
268 | ; get memory base |
269 | mov ax, 0xB10A |
269 | mov ax, 0xB10A |
270 | mov di, 0x20 ; memory base is config register at 0x20 |
270 | mov di, 0x20 ; memory base is config register at 0x20 |
271 | int 0x1A |
271 | int 0x1A |
272 | jc .nopci |
272 | jc .nopci |
273 | and cx, 0xFFF0 ; clear address decode type |
273 | and cx, 0xFFF0 ; clear address decode type |
274 | mov [es:0x9031], cx |
274 | mov [es:0x9031], cx |
275 | .nopci: |
275 | .nopci: |
276 | ; \end{Mario79} |
276 | ; \end{Mario79} |
277 | 277 | ||
278 | mov al, 0xf6 ; Ñáðîñ êëà âèà òóðû, ðà çðåøèòü ñêà Ãèðîâà Ãèå |
278 | mov al, 0xf6 ; Ñáðîñ êëà âèà òóðû, ðà çðåøèòü ñêà Ãèðîâà Ãèå |
279 | out 0x60, al |
279 | out 0x60, al |
280 | xor cx, cx |
280 | xor cx, cx |
281 | wait_loop: ; variant 2 |
281 | wait_loop: ; variant 2 |
282 | ; reading state of port of 8042 controller |
282 | ; reading state of port of 8042 controller |
283 | in al, 64h |
283 | in al, 64h |
284 | and al, 00000010b ; ready flag |
284 | and al, 00000010b ; ready flag |
285 | ; wait until 8042 controller is ready |
285 | ; wait until 8042 controller is ready |
286 | loopnz wait_loop |
286 | loopnz wait_loop |
287 | 287 | ||
288 | ; --------------- APM --------------------- |
288 | ; --------------- APM --------------------- |
289 | and word [es:0x9044], 0 ; ver = 0.0 (APM not found) |
289 | and word [es:0x9044], 0 ; ver = 0.0 (APM not found) |
290 | mov ax, 0x5300 |
290 | mov ax, 0x5300 |
291 | xor bx, bx |
291 | xor bx, bx |
292 | int 0x15 |
292 | int 0x15 |
293 | jc apm_end ; APM not found |
293 | jc apm_end ; APM not found |
294 | test cx, 2 |
294 | test cx, 2 |
295 | jz apm_end ; APM 32-bit protected-mode interface not supported |
295 | jz apm_end ; APM 32-bit protected-mode interface not supported |
296 | mov [es:0x9044], ax ; Save APM Version |
296 | mov [es:0x9044], ax ; Save APM Version |
297 | mov [es:0x9046], cx ; Save APM flags |
297 | mov [es:0x9046], cx ; Save APM flags |
298 | 298 | ||
299 | ; Write APM ver ---- |
299 | ; Write APM ver ---- |
300 | and ax, 0xf0f |
300 | and ax, 0xf0f |
301 | add ax, '00' |
301 | add ax, '00' |
302 | mov si, msg_apm |
302 | mov si, msg_apm |
303 | mov [si + 5], ah |
303 | mov [si + 5], ah |
304 | mov [si + 7], al |
304 | mov [si + 7], al |
305 | _setcursor 0, 3 |
305 | _setcursor 0, 3 |
306 | call printplain |
306 | call printplain |
307 | ; ------------------ |
307 | ; ------------------ |
308 | 308 | ||
309 | mov ax, 0x5304 ; Disconnect interface |
309 | mov ax, 0x5304 ; Disconnect interface |
310 | xor bx, bx |
310 | xor bx, bx |
311 | int 0x15 |
311 | int 0x15 |
312 | mov ax, 0x5303 ; Connect 32 bit mode interface |
312 | mov ax, 0x5303 ; Connect 32 bit mode interface |
313 | xor bx, bx |
313 | xor bx, bx |
314 | int 0x15 |
314 | int 0x15 |
315 | 315 | ||
316 | mov [es:0x9040], ebx |
316 | mov [es:0x9040], ebx |
317 | mov [es:0x9050], ax |
317 | mov [es:0x9050], ax |
318 | mov [es:0x9052], cx |
318 | mov [es:0x9052], cx |
319 | mov [es:0x9054], dx |
319 | mov [es:0x9054], dx |
320 | 320 | ||
321 | apm_end: |
321 | apm_end: |
322 | _setcursor d80x25_top_num, 0 |
322 | _setcursor d80x25_top_num, 0 |
323 | 323 | ||
324 | ; DISPLAY VESA INFORMATION |
324 | ; DISPLAY VESA INFORMATION |
325 | 325 | ||
326 | mov ax, 0x4f00 |
326 | mov ax, 0x4f00 |
327 | mov di, 0xa000 |
327 | mov di, 0xa000 |
328 | int 0x10 |
328 | int 0x10 |
329 | cmp ax, 0x004f |
329 | cmp ax, 0x004f |
330 | mov si, novesa |
330 | mov si, novesa |
331 | jnz @f |
331 | jnz @f |
332 | mov ax, [es:di+4] |
332 | mov ax, [es:di+4] |
333 | add ax, '0'*256+'0' |
333 | add ax, '0'*256+'0' |
334 | mov si, vervesa |
334 | mov si, vervesa |
335 | mov [si+vervesa_off], ah |
335 | mov [si+vervesa_off], ah |
336 | mov [si+vervesa_off+2], al |
336 | mov [si+vervesa_off+2], al |
337 | @@: call print |
337 | @@: call print |
338 | 338 | ||
339 | ; \begin{diamond}[30.11.2005] |
339 | ; \begin{diamond}[30.11.2005] |
340 | cfgmanager: |
340 | cfgmanager: |
341 | ; settings: |
341 | ; settings: |
342 | ; a) preboot_graph = graphical mode |
342 | ; a) preboot_graph = graphical mode |
343 | ; preboot_gprobe = probe this mode? |
343 | ; preboot_gprobe = probe this mode? |
344 | ; b) preboot_dma = use DMA access? |
344 | ; b) preboot_dma = use DMA access? |
345 | ; c) preboot_vrrm = use VRR? |
345 | ; c) preboot_vrrm = use VRR? |
346 | ; d) preboot_device = from what boot? |
346 | ; d) preboot_device = from what boot? |
347 | mov di, preboot_graph |
347 | mov di, preboot_graph |
348 | ; check bootloader block |
348 | ; check bootloader block |
349 | cmp [.loader_block], -1 |
349 | cmp [.loader_block], -1 |
350 | jz .noloaderblock |
350 | jz .noloaderblock |
351 | les bx, [.loader_block] |
351 | les bx, [.loader_block] |
352 | cmp byte [es:bx], 1 |
352 | cmp byte [es:bx], 1 |
353 | mov si, loader_block_error |
353 | mov si, loader_block_error |
354 | jnz sayerr |
354 | jnz sayerr |
355 | test byte [es:bx+1], 1 |
355 | test byte [es:bx+1], 1 |
356 | jz @f |
356 | jz @f |
357 | ; image in memory present |
357 | ; image in memory present |
358 | cmp [di+preboot_device-preboot_graph], 0 |
358 | cmp [di+preboot_device-preboot_graph], 0 |
359 | jnz @f |
359 | jnz @f |
360 | mov [di+preboot_device-preboot_graph], 3 |
360 | mov [di+preboot_device-preboot_graph], 3 |
361 | @@: |
361 | @@: |
362 | .noloaderblock: |
362 | .noloaderblock: |
363 | ; determine default settings |
363 | ; determine default settings |
364 | mov [.bSettingsChanged], 0 |
364 | mov [.bSettingsChanged], 0 |
365 | cmp byte [di], 0 |
365 | cmp byte [di], 0 |
366 | jnz .preboot_gr_end |
366 | jnz .preboot_gr_end |
367 | mov [di+preboot_gprobe-preboot_graph], 0 |
367 | mov [di+preboot_gprobe-preboot_graph], 0 |
368 | mov al, [vervesa+vervesa_off] |
368 | mov al, [vervesa+vervesa_off] |
369 | cmp al, 'x' |
369 | cmp al, 'x' |
370 | jz .novesa |
370 | jz .novesa |
371 | cmp al, '1' |
371 | cmp al, '1' |
372 | jz .vesa12 |
372 | jz .vesa12 |
373 | mov [di+preboot_gprobe-preboot_graph], 2 |
373 | mov [di+preboot_gprobe-preboot_graph], 2 |
374 | mov al, 3 |
374 | mov al, 3 |
375 | jmp @f |
375 | jmp @f |
376 | .vesa12: |
376 | .vesa12: |
377 | mov al, 7 |
377 | mov al, 7 |
378 | jmp @f |
378 | jmp @f |
379 | .novesa: |
379 | .novesa: |
380 | mov al, 10 |
380 | mov al, 10 |
381 | @@: |
381 | @@: |
382 | mov [di], al |
382 | mov [di], al |
383 | .preboot_gr_end: |
383 | .preboot_gr_end: |
384 | cmp [di+preboot_dma-preboot_graph], 0 |
384 | cmp [di+preboot_dma-preboot_graph], 0 |
385 | jnz @f |
385 | jnz @f |
386 | mov [di+preboot_dma-preboot_graph], 3 ; DMA: defaults to none |
386 | mov [di+preboot_dma-preboot_graph], 3 ; DMA: defaults to none |
387 | @@: |
387 | @@: |
388 | ; following 4 lines set variables to 1 if its current value is 0 |
388 | ; following 4 lines set variables to 1 if its current value is 0 |
389 | cmp [di+preboot_vrrm-preboot_graph], 1 |
389 | cmp [di+preboot_vrrm-preboot_graph], 1 |
390 | adc [di+preboot_vrrm-preboot_graph], 0 |
390 | adc [di+preboot_vrrm-preboot_graph], 0 |
391 | cmp [di+preboot_device-preboot_graph], 1 |
391 | cmp [di+preboot_device-preboot_graph], 1 |
392 | adc [di+preboot_device-preboot_graph], 0 |
392 | adc [di+preboot_device-preboot_graph], 0 |
393 | ; notify user |
393 | ; notify user |
394 | mov si, linef |
394 | mov si, linef |
395 | call print |
395 | call print |
396 | mov si, start_msg |
396 | mov si, start_msg |
397 | call print |
397 | call print |
398 | mov si, time_msg |
398 | mov si, time_msg |
399 | call print |
399 | call print |
400 | ; get start time |
400 | ; get start time |
401 | call .gettime |
401 | call .gettime |
402 | mov [.starttime], eax |
402 | mov [.starttime], eax |
403 | mov word [.timer], .newtimer |
403 | mov word [.timer], .newtimer |
404 | mov word [.timer+2], cs |
404 | mov word [.timer+2], cs |
405 | .printcfg: |
405 | .printcfg: |
406 | _setcursor 9,0 |
406 | _setcursor 9,0 |
407 | mov si, current_cfg_msg |
407 | mov si, current_cfg_msg |
408 | call print |
408 | call print |
409 | mov si, curvideo_msg |
409 | mov si, curvideo_msg |
410 | call print |
410 | call print |
411 | mov al, [preboot_graph] |
411 | mov al, [preboot_graph] |
412 | cmp al, 8 |
412 | cmp al, 8 |
413 | ja .pnovesa |
413 | ja .pnovesa |
414 | mov dl, al |
414 | mov dl, al |
415 | and eax, 3 |
415 | and eax, 3 |
416 | mov si, [modes_msg+eax*2] |
416 | mov si, [modes_msg+eax*2] |
417 | call printplain |
417 | call printplain |
418 | mov si, modevesa20 |
418 | mov si, modevesa20 |
419 | cmp dl, 4 |
419 | cmp dl, 4 |
420 | jbe @f |
420 | jbe @f |
421 | mov si, modevesa12 |
421 | mov si, modevesa12 |
422 | @@: |
422 | @@: |
423 | call printplain |
423 | call printplain |
424 | cmp dl, 4 |
424 | cmp dl, 4 |
425 | ja .x |
425 | ja .x |
426 | mov si, probeno_msg |
426 | mov si, probeno_msg |
427 | cmp [preboot_gprobe], 2 |
427 | cmp [preboot_gprobe], 2 |
428 | jnz @f |
428 | jnz @f |
429 | mov si, probeok_msg |
429 | mov si, probeok_msg |
430 | @@: |
430 | @@: |
431 | call printplain |
431 | call printplain |
432 | .x: |
432 | .x: |
433 | jmp .c |
433 | jmp .c |
434 | .pnovesa: |
434 | .pnovesa: |
435 | cmp al, 9 |
435 | cmp al, 9 |
436 | mov si, mode9 |
436 | mov si, mode9 |
437 | jz @b |
437 | jz @b |
438 | mov si, mode10 |
438 | mov si, mode10 |
439 | jmp @b |
439 | jmp @b |
440 | .c: |
440 | .c: |
441 | mov si, linef |
441 | mov si, linef |
442 | call printplain |
442 | call printplain |
443 | mov si, dma_msg |
443 | mov si, dma_msg |
444 | call print |
444 | call print |
445 | cmp [preboot_dma], 2 |
445 | cmp [preboot_dma], 2 |
446 | mov si, on_msg |
446 | mov si, on_msg |
447 | jb @f |
447 | jb @f |
448 | mov si, off_msg |
448 | mov si, off_msg |
449 | ja @f |
449 | ja @f |
450 | mov si, readonly_msg |
450 | mov si, readonly_msg |
451 | @@: |
451 | @@: |
452 | call printplain |
452 | call printplain |
453 | mov si, vrrm_msg |
453 | mov si, vrrm_msg |
454 | cmp [preboot_vrrm], 1 |
454 | cmp [preboot_vrrm], 1 |
455 | call .say_on_off |
455 | call .say_on_off |
456 | mov si, preboot_device_msg |
456 | mov si, preboot_device_msg |
457 | call print |
457 | call print |
458 | mov al, [preboot_device] |
458 | mov al, [preboot_device] |
459 | and eax, 3 |
459 | and eax, 7 |
460 | mov si, [preboot_device_msgs+eax*2] |
460 | mov si, [preboot_device_msgs+eax*2] |
461 | call printplain |
461 | call printplain |
462 | .wait: |
462 | .wait: |
463 | _setcursor 25,0 ; out of screen |
463 | _setcursor 25,0 ; out of screen |
464 | ; set timer interrupt handler |
464 | ; set timer interrupt handler |
465 | cli |
465 | cli |
466 | push 0 |
466 | push 0 |
467 | pop es |
467 | pop es |
468 | mov eax, [es:8*4] |
468 | mov eax, [es:8*4] |
469 | mov [.oldtimer], eax |
469 | mov [.oldtimer], eax |
470 | mov eax, [.timer] |
470 | mov eax, [.timer] |
471 | mov [es:8*4], eax |
471 | mov [es:8*4], eax |
472 | sti |
472 | sti |
473 | ; wait for keypressed |
473 | ; wait for keypressed |
474 | mov ah, 0 |
474 | mov ah, 0 |
475 | int 16h |
475 | int 16h |
476 | push ax |
476 | push ax |
477 | ; restore timer interrupt |
477 | ; restore timer interrupt |
478 | push 0 |
478 | push 0 |
479 | pop es |
479 | pop es |
480 | mov eax, [.oldtimer] |
480 | mov eax, [.oldtimer] |
481 | mov [es:8*4], eax |
481 | mov [es:8*4], eax |
482 | mov [.timer], eax |
482 | mov [.timer], eax |
483 | _setcursor 7,0 |
483 | _setcursor 7,0 |
484 | mov si, space_msg |
484 | mov si, space_msg |
485 | call printplain |
485 | call printplain |
486 | pop ax |
486 | pop ax |
487 | ; switch on key |
487 | ; switch on key |
488 | cmp al, 13 |
488 | cmp al, 13 |
489 | jz .continue |
489 | jz .continue |
490 | or al, 20h |
490 | or al, 20h |
491 | cmp al, 'a' |
491 | cmp al, 'a' |
492 | jz .change_a |
492 | jz .change_a |
493 | cmp al, 'b' |
493 | cmp al, 'b' |
494 | jz .change_b |
494 | jz .change_b |
495 | cmp al, 'c' |
495 | cmp al, 'c' |
496 | jz .change_c |
496 | jz .change_c |
497 | cmp al, 'd' |
497 | cmp al, 'd' |
498 | jnz .wait |
498 | jnz .wait |
499 | _setcursor 15,0 |
499 | _setcursor 15,0 |
500 | mov si, bdev |
500 | mov si, bdev |
501 | call print |
501 | call print |
502 | mov bx, '13' |
502 | mov bx, '14' |
503 | call getkey |
503 | call getkey |
504 | mov [preboot_device], al |
504 | mov [preboot_device], al |
505 | _setcursor 13,0 |
505 | _setcursor 13,0 |
506 | .d: |
506 | .d: |
507 | mov [.bSettingsChanged], 1 |
507 | mov [.bSettingsChanged], 1 |
508 | mov si, space_msg |
508 | mov si, space_msg |
509 | call printplain |
509 | call printplain |
510 | _setcursor 15,0 |
510 | _setcursor 15,0 |
511 | mov cx, 6 |
511 | mov cx, 6 |
512 | @@: |
512 | @@: |
513 | call printplain |
513 | call printplain |
514 | loop @b |
514 | loop @b |
515 | jmp .printcfg |
515 | jmp .printcfg |
516 | .change_a: |
516 | .change_a: |
517 | _setcursor 15,0 |
517 | _setcursor 15,0 |
518 | mov si, gr_mode |
518 | mov si, gr_mode |
519 | call printplain |
519 | call printplain |
520 | mov bx, '09' |
520 | mov bx, '09' |
521 | call getkey |
521 | call getkey |
522 | mov [preboot_graph], al |
522 | mov [preboot_graph], al |
523 | cmp al, 4 |
523 | cmp al, 4 |
524 | ja @f |
524 | ja @f |
525 | mov si, probetext |
525 | mov si, probetext |
526 | call printplain |
526 | call printplain |
527 | mov bx, '12' |
527 | mov bx, '12' |
528 | call getkey |
528 | call getkey |
529 | mov [preboot_gprobe], al |
529 | mov [preboot_gprobe], al |
530 | @@: |
530 | @@: |
531 | _setcursor 10,0 |
531 | _setcursor 10,0 |
532 | jmp .d |
532 | jmp .d |
533 | .change_b: |
533 | .change_b: |
534 | _setcursor 15,0 |
534 | _setcursor 15,0 |
535 | mov si, ask_dma |
535 | mov si, ask_dma |
536 | call print |
536 | call print |
537 | mov bx, '13' |
537 | mov bx, '13' |
538 | call getkey |
538 | call getkey |
539 | mov [preboot_dma], al |
539 | mov [preboot_dma], al |
540 | _setcursor 11,0 |
540 | _setcursor 11,0 |
541 | jmp .d |
541 | jmp .d |
542 | .change_c: |
542 | .change_c: |
543 | _setcursor 15,0 |
543 | _setcursor 15,0 |
544 | mov si, vrrmprint |
544 | mov si, vrrmprint |
545 | call print |
545 | call print |
546 | mov bx, '12' |
546 | mov bx, '12' |
547 | call getkey |
547 | call getkey |
548 | mov [preboot_vrrm], al |
548 | mov [preboot_vrrm], al |
549 | _setcursor 12,0 |
549 | _setcursor 12,0 |
550 | jmp .d |
550 | jmp .d |
551 | .say_on_off: |
551 | .say_on_off: |
552 | pushf |
552 | pushf |
553 | call print |
553 | call print |
554 | mov si, on_msg |
554 | mov si, on_msg |
555 | popf |
555 | popf |
556 | jz @f |
556 | jz @f |
557 | mov si, off_msg |
557 | mov si, off_msg |
558 | @@: jmp printplain |
558 | @@: jmp printplain |
559 | ; novesa and vervesa strings are not used at the moment of executing this code |
559 | ; novesa and vervesa strings are not used at the moment of executing this code |
560 | virtual at novesa |
560 | virtual at novesa |
561 | .oldtimer dd ? |
561 | .oldtimer dd ? |
562 | .starttime dd ? |
562 | .starttime dd ? |
563 | .bSettingsChanged db ? |
563 | .bSettingsChanged db ? |
564 | .timer dd ? |
564 | .timer dd ? |
565 | end virtual |
565 | end virtual |
566 | .loader_block dd -1 |
566 | .loader_block dd -1 |
567 | .gettime: |
567 | .gettime: |
568 | mov ah, 0 |
568 | mov ah, 0 |
569 | int 1Ah |
569 | int 1Ah |
570 | xchg ax, cx |
570 | xchg ax, cx |
571 | shl eax, 10h |
571 | shl eax, 10h |
572 | xchg ax, dx |
572 | xchg ax, dx |
573 | ret |
573 | ret |
574 | .newtimer: |
574 | .newtimer: |
575 | push ds |
575 | push ds |
576 | push cs |
576 | push cs |
577 | pop ds |
577 | pop ds |
578 | pushf |
578 | pushf |
579 | call [.oldtimer] |
579 | call [.oldtimer] |
580 | pushad |
580 | pushad |
581 | call .gettime |
581 | call .gettime |
582 | sub eax, [.starttime] |
582 | sub eax, [.starttime] |
583 | sub ax, 18*5 |
583 | sub ax, 18*5 |
584 | jae .timergo |
584 | jae .timergo |
585 | neg ax |
585 | neg ax |
586 | add ax, 18-1 |
586 | add ax, 18-1 |
587 | mov bx, 18 |
587 | mov bx, 18 |
588 | xor dx, dx |
588 | xor dx, dx |
589 | div bx |
589 | div bx |
590 | if lang eq ru |
590 | if lang eq ru |
591 | ; ¯®¤®¦¤¨â¥ 5 ᥪã¤, 4/3/2 ᥪã¤ë, 1 ᥪã¤ã |
591 | ; ¯®¤®¦¤¨â¥ 5 ᥪã¤, 4/3/2 ᥪã¤ë, 1 ᥪã¤ã |
592 | cmp al, 5 |
592 | cmp al, 5 |
593 | mov cl, ' ' |
593 | mov cl, ' ' |
594 | jae @f |
594 | jae @f |
595 | cmp al, 1 |
595 | cmp al, 1 |
596 | mov cl, 'ã' |
596 | mov cl, 'ã' |
597 | jz @f |
597 | jz @f |
598 | mov cl, 'ë' |
598 | mov cl, 'ë' |
599 | @@: mov [time_str+9], cl |
599 | @@: mov [time_str+9], cl |
600 | else if lang eq et |
600 | else if lang eq et |
601 | cmp al, 1 |
601 | cmp al, 1 |
602 | ja @f |
602 | ja @f |
603 | mov [time_str+9], ' ' |
603 | mov [time_str+9], ' ' |
604 | mov [time_str+10],' ' |
604 | mov [time_str+10],' ' |
605 | @@: |
605 | @@: |
606 | else |
606 | else |
607 | ; wait 5/4/3/2 seconds, 1 second |
607 | ; wait 5/4/3/2 seconds, 1 second |
608 | cmp al, 1 |
608 | cmp al, 1 |
609 | mov cl, 's' |
609 | mov cl, 's' |
610 | ja @f |
610 | ja @f |
611 | mov cl, ' ' |
611 | mov cl, ' ' |
612 | @@: mov [time_str+9], cl |
612 | @@: mov [time_str+9], cl |
613 | end if |
613 | end if |
614 | add al, '0' |
614 | add al, '0' |
615 | mov [time_str+1], al |
615 | mov [time_str+1], al |
616 | mov si, time_msg |
616 | mov si, time_msg |
617 | _setcursor 7,0 |
617 | _setcursor 7,0 |
618 | call print |
618 | call print |
619 | _setcursor 25,0 |
619 | _setcursor 25,0 |
620 | popad |
620 | popad |
621 | pop ds |
621 | pop ds |
622 | iret |
622 | iret |
623 | .timergo: |
623 | .timergo: |
624 | push 0 |
624 | push 0 |
625 | pop es |
625 | pop es |
626 | mov eax, [.oldtimer] |
626 | mov eax, [.oldtimer] |
627 | mov [es:8*4], eax |
627 | mov [es:8*4], eax |
628 | mov sp, 0EC00h |
628 | mov sp, 0EC00h |
629 | .continue: |
629 | .continue: |
630 | sti |
630 | sti |
631 | _setcursor 6,0 |
631 | _setcursor 6,0 |
632 | mov si, space_msg |
632 | mov si, space_msg |
633 | call printplain |
633 | call printplain |
634 | call printplain |
634 | call printplain |
635 | _setcursor 6,0 |
635 | _setcursor 6,0 |
636 | mov si, loading_msg |
636 | mov si, loading_msg |
637 | call print |
637 | call print |
638 | _setcursor 15,0 |
638 | _setcursor 15,0 |
639 | cmp [.bSettingsChanged], 0 |
639 | cmp [.bSettingsChanged], 0 |
640 | jz .load |
640 | jz .load |
641 | cmp [.loader_block], -1 |
641 | cmp [.loader_block], -1 |
642 | jz .load |
642 | jz .load |
643 | les bx, [.loader_block] |
643 | les bx, [.loader_block] |
644 | mov eax, [es:bx+3] |
644 | mov eax, [es:bx+3] |
645 | push ds |
645 | push ds |
646 | pop es |
646 | pop es |
647 | test eax, eax |
647 | test eax, eax |
648 | jz .load |
648 | jz .load |
649 | push eax |
649 | push eax |
650 | mov si, save_quest |
650 | mov si, save_quest |
651 | call print |
651 | call print |
652 | .waityn: |
652 | .waityn: |
653 | mov ah, 0 |
653 | mov ah, 0 |
654 | int 16h |
654 | int 16h |
655 | or al, 20h |
655 | or al, 20h |
656 | cmp al, 'n' |
656 | cmp al, 'n' |
657 | jz .loadc |
657 | jz .loadc |
658 | cmp al, 'y' |
658 | cmp al, 'y' |
659 | jnz .waityn |
659 | jnz .waityn |
660 | call putchar |
660 | call putchar |
661 | mov byte [space_msg+80], 186 |
661 | mov byte [space_msg+80], 186 |
662 | pop eax |
662 | pop eax |
663 | push cs |
663 | push cs |
664 | push .cont |
664 | push .cont |
665 | push eax |
665 | push eax |
666 | retf |
666 | retf |
667 | .loadc: |
667 | .loadc: |
668 | pop eax |
668 | pop eax |
669 | .cont: |
669 | .cont: |
670 | push cs |
670 | push cs |
671 | pop ds |
671 | pop ds |
672 | mov si, space_msg |
672 | mov si, space_msg |
673 | mov byte [si+80], 0 |
673 | mov byte [si+80], 0 |
674 | _setcursor 15,0 |
674 | _setcursor 15,0 |
675 | call printplain |
675 | call printplain |
676 | _setcursor 15,0 |
676 | _setcursor 15,0 |
677 | .load: |
677 | .load: |
678 | ; \end{diamond}[02.12.2005] |
678 | ; \end{diamond}[02.12.2005] |
679 | 679 | ||
680 | ; ASK GRAPHICS MODE |
680 | ; ASK GRAPHICS MODE |
681 | 681 | ||
682 | movzx ax, [preboot_graph] |
682 | movzx ax, [preboot_graph] |
683 | push 0 |
683 | push 0 |
684 | pop es |
684 | pop es |
685 | ; address is gr_table+6*(ax-1) |
685 | ; address is gr_table+6*(ax-1) |
686 | add ax, ax |
686 | add ax, ax |
687 | lea si, [gr_table + eax + eax*2 - 6] |
687 | lea si, [gr_table + eax + eax*2 - 6] |
688 | mov bx, [si+0] |
688 | mov bx, [si+0] |
689 | mov cx, [si+2] |
689 | mov cx, [si+2] |
690 | mov dx, [si+4] |
690 | mov dx, [si+4] |
691 | cmp al, 9*2 |
691 | cmp al, 9*2 |
692 | mov al, 32 ; BPP |
692 | mov al, 32 ; BPP |
693 | jb @f |
693 | jb @f |
694 | mov [es:0x9000], al |
694 | mov [es:0x9000], al |
695 | or dword [es:0x9018], 0xFFFFFFFF; 0x800000 |
695 | or dword [es:0x9018], 0xFFFFFFFF; 0x800000 |
696 | @@: |
696 | @@: |
697 | mov [es:0x9008], bx |
697 | mov [es:0x9008], bx |
698 | mov [es:0x900A], cx |
698 | mov [es:0x900A], cx |
699 | mov [es:0x900C], dx |
699 | mov [es:0x900C], dx |
700 | test bh, bh |
700 | test bh, bh |
701 | jz nov |
701 | jz nov |
702 | 702 | ||
703 | ; USE DEFAULTS OR PROBE |
703 | ; USE DEFAULTS OR PROBE |
704 | 704 | ||
705 | ; bx - mode : cx - x size : dx - y size |
705 | ; bx - mode : cx - x size : dx - y size |
706 | cmp [preboot_gprobe], 1 |
706 | cmp [preboot_gprobe], 1 |
707 | jz noprobe |
707 | jz noprobe |
708 | 708 | ||
709 | mov bx, 0x100 |
709 | mov bx, 0x100 |
710 | newprobe: |
710 | newprobe: |
711 | inc bx |
711 | inc bx |
712 | cmp bx, 0x17f |
712 | cmp bx, 0x17f |
713 | mov si, prnotfnd |
713 | mov si, prnotfnd |
714 | jz invalid_video_mode |
714 | jz invalid_video_mode |
715 | 715 | ||
716 | probemore: |
716 | probemore: |
717 | push cx |
717 | push cx |
718 | mov ax, 0x4f01 |
718 | mov ax, 0x4f01 |
719 | mov cx, bx |
719 | mov cx, bx |
720 | mov di, 0xa000 |
720 | mov di, 0xa000 |
721 | int 0x10 |
721 | int 0x10 |
722 | pop cx |
722 | pop cx |
723 | 723 | ||
724 | test byte [es:di], 80h ; lfb? |
724 | test byte [es:di], 80h ; lfb? |
725 | jz newprobe |
725 | jz newprobe |
726 | cmp [es:di+0x12], cx ; x size? |
726 | cmp [es:di+0x12], cx ; x size? |
727 | jnz newprobe |
727 | jnz newprobe |
728 | cmp [es:di+0x14], dx ; y size? |
728 | cmp [es:di+0x14], dx ; y size? |
729 | jnz newprobe |
729 | jnz newprobe |
730 | cmp byte [es:di+0x19], 32 ;24 |
730 | cmp byte [es:di+0x19], 32 ;24 |
731 | jb newprobe |
731 | jb newprobe |
732 | 732 | ||
733 | ; add bx, 0100000000000000b |
733 | ; add bx, 0100000000000000b |
734 | or bh, 40h |
734 | or bh, 40h |
735 | mov [es:0x9008], bx |
735 | mov [es:0x9008], bx |
736 | 736 | ||
737 | noprobe: |
737 | noprobe: |
738 | 738 | ||
739 | 739 | ||
740 | ; FIND VESA 2.0 LFB & BPP |
740 | ; FIND VESA 2.0 LFB & BPP |
741 | 741 | ||
742 | mov ax, 0x4f01 |
742 | mov ax, 0x4f01 |
743 | mov cx, bx |
743 | mov cx, bx |
744 | and cx, 0xfff |
744 | and cx, 0xfff |
745 | mov di, 0xa000 |
745 | mov di, 0xa000 |
746 | int 0x10 |
746 | int 0x10 |
747 | ; LFB |
747 | ; LFB |
748 | mov eax, [es:di+0x28] |
748 | mov eax, [es:di+0x28] |
749 | mov [es:0x9018], eax |
749 | mov [es:0x9018], eax |
750 | ; ---- vbe voodoo |
750 | ; ---- vbe voodoo |
751 | BytesPerLine equ 0x10 |
751 | BytesPerLine equ 0x10 |
752 | mov ax, [es:di+BytesPerLine] |
752 | mov ax, [es:di+BytesPerLine] |
753 | mov [es:0x9001], ax |
753 | mov [es:0x9001], ax |
754 | ; BPP |
754 | ; BPP |
755 | mov al, byte [es:di+0x19] |
755 | mov al, byte [es:di+0x19] |
756 | mov [es:0x9000], al |
756 | mov [es:0x9000], al |
757 | nov: |
757 | nov: |
758 | cmp al, 24 |
758 | cmp al, 24 |
759 | mov si, bt24 |
759 | mov si, bt24 |
760 | jz bppl |
760 | jz bppl |
761 | cmp al, 32 |
761 | cmp al, 32 |
762 | mov si, bt32 |
762 | mov si, bt32 |
763 | jz bppl |
763 | jz bppl |
764 | mov si, btns |
764 | mov si, btns |
765 | invalid_video_mode: |
765 | invalid_video_mode: |
766 | call print |
766 | call print |
767 | _setcursor (d80x25_top_num+2), 0 |
767 | _setcursor (d80x25_top_num+2), 0 |
768 | mov si, start_msg |
768 | mov si, start_msg |
769 | call print |
769 | call print |
770 | jmp cfgmanager.printcfg |
770 | jmp cfgmanager.printcfg |
771 | bppl: |
771 | bppl: |
772 | call print |
772 | call print |
773 | 773 | ||
774 | 774 | ||
775 | ; FIND VESA 1.2 PM BANK SWITCH ADDRESS |
775 | ; FIND VESA 1.2 PM BANK SWITCH ADDRESS |
776 | 776 | ||
777 | push es |
777 | push es |
778 | mov ax, 0x4f0A |
778 | mov ax, 0x4f0A |
779 | xor bx, bx |
779 | xor bx, bx |
780 | int 0x10 |
780 | int 0x10 |
781 | xor eax, eax |
781 | xor eax, eax |
782 | mov ax, es |
782 | mov ax, es |
783 | shl eax, 4 |
783 | shl eax, 4 |
784 | movzx ebx, di |
784 | movzx ebx, di |
785 | add eax, ebx |
785 | add eax, ebx |
786 | mov bx, [es:di] |
786 | mov bx, [es:di] |
787 | add eax, ebx |
787 | add eax, ebx |
788 | pop es |
788 | pop es |
789 | mov [es:0x9014], eax |
789 | mov [es:0x9014], eax |
790 | 790 | ||
791 | 791 | ||
792 | ; GRAPHICS ACCELERATION |
792 | ; GRAPHICS ACCELERATION |
793 | ; force yes |
793 | ; force yes |
794 | mov [es:0x901C], byte 1 |
794 | mov [es:0x901C], byte 1 |
795 | 795 | ||
796 | ; DMA ACCESS TO HD |
796 | ; DMA ACCESS TO HD |
797 | 797 | ||
798 | mov al, [preboot_dma] |
798 | mov al, [preboot_dma] |
799 | mov [es:0x901F], al |
799 | mov [es:0x901F], al |
800 | 800 | ||
801 | ; VRR_M USE |
801 | ; VRR_M USE |
802 | 802 | ||
803 | mov al,[preboot_vrrm] |
803 | mov al,[preboot_vrrm] |
804 | mov [es:0x9030], al |
804 | mov [es:0x9030], al |
805 | mov [es:0x901E], byte 1 |
805 | mov [es:0x901E], byte 1 |
806 | 806 | ||
807 | ; BOOT DEVICE |
807 | ; BOOT DEVICE |
808 | 808 | ||
809 | mov al, [preboot_device] |
809 | mov al, [preboot_device] |
810 | dec al |
810 | dec al |
811 | mov [boot_dev], al |
811 | mov [boot_dev], al |
812 | 812 | ||
813 | ; READ DISKETTE TO MEMORY |
813 | ; READ DISKETTE TO MEMORY |
814 | 814 | ||
815 | ; cmp [boot_dev],0 |
815 | ; cmp [boot_dev],0 |
816 | jne no_sys_on_floppy |
816 | jne no_sys_on_floppy |
817 | mov si,diskload |
817 | mov si,diskload |
818 | call print |
818 | call print |
819 | xor ax, ax ; reset drive |
819 | xor ax, ax ; reset drive |
820 | xor dx, dx |
820 | xor dx, dx |
821 | int 0x13 |
821 | int 0x13 |
822 | ; now load floppy image to memory |
822 | ; now load floppy image to memory |
823 | ; at first load boot sector and first FAT table |
823 | ; at first load boot sector and first FAT table |
824 | mov cx, 0x0001 ; startcyl,startsector |
824 | mov cx, 0x0001 ; startcyl,startsector |
825 | xor dx, dx ; starthead,drive |
825 | xor dx, dx ; starthead,drive |
826 | mov al, 1+9 ; no of sectors to read |
826 | mov al, 1+9 ; no of sectors to read |
827 | mov bx, 0xB000 ; es:bx -> data area |
827 | mov bx, 0xB000 ; es:bx -> data area |
828 | call boot_read_floppy |
828 | call boot_read_floppy |
829 | ; and copy them to extended memory |
829 | ; and copy them to extended memory |
830 | mov si, movedesc |
830 | mov si, movedesc |
831 | mov [si+8*2+3], bh |
831 | mov [si+8*2+3], bh |
832 | push es |
832 | push es |
833 | push ds |
833 | push ds |
834 | pop es |
834 | pop es |
835 | mov cx, 256*10 |
835 | mov cx, 256*10 |
836 | mov ah, 0x87 |
836 | mov ah, 0x87 |
837 | int 0x15 |
837 | int 0x15 |
838 | test ah, ah |
838 | test ah, ah |
839 | jz @f |
839 | jz @f |
840 | sayerr_floppy: |
840 | sayerr_floppy: |
841 | mov dx, 0x3f2 |
841 | mov dx, 0x3f2 |
842 | mov al, 0 |
842 | mov al, 0 |
843 | out dx, al |
843 | out dx, al |
844 | mov si, memmovefailed |
844 | mov si, memmovefailed |
845 | jmp sayerr_plain |
845 | jmp sayerr_plain |
846 | @@: |
846 | @@: |
847 | add dword [si+8*3+2], 512*10 |
847 | add dword [si+8*3+2], 512*10 |
848 | ; copy FAT to second copy |
848 | ; copy FAT to second copy |
849 | mov byte [si+8*2+3], 0xB2 |
849 | mov byte [si+8*2+3], 0xB2 |
850 | mov cx, 256*9 |
850 | mov cx, 256*9 |
851 | mov ah, 0x87 |
851 | mov ah, 0x87 |
852 | int 0x15 |
852 | int 0x15 |
853 | pop es |
853 | pop es |
854 | test ah, ah |
854 | test ah, ah |
855 | jnz sayerr_floppy |
855 | jnz sayerr_floppy |
856 | add dword [si+8*3+2], 512*9 |
856 | add dword [si+8*3+2], 512*9 |
857 | ; calculate total number of sectors to read |
857 | ; calculate total number of sectors to read |
858 | mov ax, 1+9+14 ; boot+FAT+root |
858 | mov ax, 1+9+14 ; boot+FAT+root |
859 | mov di, 0xB203 |
859 | mov di, 0xB203 |
860 | .calc_loop: |
860 | .calc_loop: |
861 | test word [es:di], 0xFFF |
861 | test word [es:di], 0xFFF |
862 | jz @f |
862 | jz @f |
863 | inc ax |
863 | inc ax |
864 | @@: |
864 | @@: |
865 | test word [es:di+1], 0xFFF0 |
865 | test word [es:di+1], 0xFFF0 |
866 | jz @f |
866 | jz @f |
867 | inc ax |
867 | inc ax |
868 | @@: |
868 | @@: |
869 | add di, 3 |
869 | add di, 3 |
870 | cmp di, 0xB200+1440*3 |
870 | cmp di, 0xB200+1440*3 |
871 | jb .calc_loop |
871 | jb .calc_loop |
872 | push ax |
872 | push ax |
873 | mov bp, 1+9 ; already read sectors |
873 | mov bp, 1+9 ; already read sectors |
874 | ; now read rest |
874 | ; now read rest |
875 | mov byte [si+8*2+3], 0xA0 |
875 | mov byte [si+8*2+3], 0xA0 |
876 | mov di, 2-14 ; absolute sector-31 |
876 | mov di, 2-14 ; absolute sector-31 |
877 | mov cx, 0x0002 ; cylinder=0, sector=2 |
877 | mov cx, 0x0002 ; cylinder=0, sector=2 |
878 | mov dx, 0x0100 ; head=1, disk=0 |
878 | mov dx, 0x0100 ; head=1, disk=0 |
879 | .read_loop: |
879 | .read_loop: |
880 | ; determine whether sector must be read |
880 | ; determine whether sector must be read |
881 | cmp di, 2 |
881 | cmp di, 2 |
882 | jl .read |
882 | jl .read |
883 | mov bx, di |
883 | mov bx, di |
884 | shr bx, 1 |
884 | shr bx, 1 |
885 | jnc .even |
885 | jnc .even |
886 | test word [es:bx+di+0xB200], 0xFFF0 |
886 | test word [es:bx+di+0xB200], 0xFFF0 |
887 | jmp @f |
887 | jmp @f |
888 | .even: |
888 | .even: |
889 | test word [es:bx+di+0xB200], 0xFFF |
889 | test word [es:bx+di+0xB200], 0xFFF |
890 | @@: |
890 | @@: |
891 | jz .skip |
891 | jz .skip |
892 | .read: |
892 | .read: |
893 | mov bx, 0xA000 |
893 | mov bx, 0xA000 |
894 | mov al, 1 ; 1 sector |
894 | mov al, 1 ; 1 sector |
895 | call boot_read_floppy |
895 | call boot_read_floppy |
896 | inc bp |
896 | inc bp |
897 | push es |
897 | push es |
898 | push ds |
898 | push ds |
899 | pop es |
899 | pop es |
900 | pusha |
900 | pusha |
901 | mov cx, 256 |
901 | mov cx, 256 |
902 | mov ah, 0x87 |
902 | mov ah, 0x87 |
903 | int 0x15 |
903 | int 0x15 |
904 | test ah, ah |
904 | test ah, ah |
905 | popa |
905 | popa |
906 | pop es |
906 | pop es |
907 | jnz sayerr_floppy |
907 | jnz sayerr_floppy |
908 | .skip: |
908 | .skip: |
909 | add dword [si+8*3+2], 512 |
909 | add dword [si+8*3+2], 512 |
910 | inc cx |
910 | inc cx |
911 | cmp cl, 19 |
911 | cmp cl, 19 |
912 | jnz @f |
912 | jnz @f |
913 | mov cl, 1 |
913 | mov cl, 1 |
914 | inc dh |
914 | inc dh |
915 | cmp dh, 2 |
915 | cmp dh, 2 |
916 | jnz @f |
916 | jnz @f |
917 | mov dh, 0 |
917 | mov dh, 0 |
918 | inc ch |
918 | inc ch |
919 | @@: |
919 | @@: |
920 | pop ax |
920 | pop ax |
921 | push ax |
921 | push ax |
922 | pusha |
922 | pusha |
923 | ; draw percentage |
923 | ; draw percentage |
924 | ; total sectors: ax |
924 | ; total sectors: ax |
925 | ; read sectors: bp |
925 | ; read sectors: bp |
926 | xchg ax, bp |
926 | xchg ax, bp |
927 | mov cx, 100 |
927 | mov cx, 100 |
928 | mul cx |
928 | mul cx |
929 | div bp |
929 | div bp |
930 | aam |
930 | aam |
931 | xchg al, ah |
931 | xchg al, ah |
932 | add ax, '00' |
932 | add ax, '00' |
933 | mov si, pros |
933 | mov si, pros |
934 | cmp [si], ax |
934 | cmp [si], ax |
935 | jz @f |
935 | jz @f |
936 | mov [si], ax |
936 | mov [si], ax |
937 | call printplain |
937 | call printplain |
938 | @@: |
938 | @@: |
939 | popa |
939 | popa |
940 | inc di |
940 | inc di |
941 | cmp di, 2880-31 |
941 | cmp di, 2880-31 |
942 | jnz .read_loop |
942 | jnz .read_loop |
943 | 943 | ||
944 | ; mov cx, 0x0001 ; startcyl,startsector |
944 | ; mov cx, 0x0001 ; startcyl,startsector |
945 | ; xor dx, dx ; starthead,drive |
945 | ; xor dx, dx ; starthead,drive |
946 | ; push word 80*2 ; read no of sect |
946 | ; push word 80*2 ; read no of sect |
947 | ; reads: |
947 | ; reads: |
948 | ; pusha |
948 | ; pusha |
949 | ; xor si,si |
949 | ; xor si,si |
950 | ; newread: |
950 | ; newread: |
951 | ; mov bx,0xa000 ; es:bx -> data area |
951 | ; mov bx,0xa000 ; es:bx -> data area |
952 | ; mov ax,0x0200+18 ; read, no of sectors to read |
952 | ; mov ax,0x0200+18 ; read, no of sectors to read |
953 | ; int 0x13 |
953 | ; int 0x13 |
954 | ; test ah, ah |
954 | ; test ah, ah |
955 | ; jz goodread |
955 | ; jz goodread |
956 | ; inc si |
956 | ; inc si |
957 | ; cmp si,10 |
957 | ; cmp si,10 |
958 | ; jnz newread |
958 | ; jnz newread |
959 | ; mov si,badsect-0x10000 |
959 | ; mov si,badsect-0x10000 |
960 | ;sayerr_plain: |
960 | ;sayerr_plain: |
961 | ; call printplain |
961 | ; call printplain |
962 | ; jmp $ |
962 | ; jmp $ |
963 | ; goodread: |
963 | ; goodread: |
964 | ; ; move -> 1mb |
964 | ; ; move -> 1mb |
965 | ; mov si,movedesc-0x10000 |
965 | ; mov si,movedesc-0x10000 |
966 | ; push es |
966 | ; push es |
967 | ; push ds |
967 | ; push ds |
968 | ; pop es |
968 | ; pop es |
969 | ; mov cx,256*18 |
969 | ; mov cx,256*18 |
970 | ; mov ah,0x87 |
970 | ; mov ah,0x87 |
971 | ; int 0x15 |
971 | ; int 0x15 |
972 | ; pop es |
972 | ; pop es |
973 | ; |
973 | ; |
974 | ; test ah,ah ; was the move successfull ? |
974 | ; test ah,ah ; was the move successfull ? |
975 | ; je goodmove |
975 | ; je goodmove |
976 | ; mov dx,0x3f2 ; floppy motor off |
976 | ; mov dx,0x3f2 ; floppy motor off |
977 | ; mov al,0 |
977 | ; mov al,0 |
978 | ; out dx,al |
978 | ; out dx,al |
979 | ; mov si,memmovefailed-0x10000 |
979 | ; mov si,memmovefailed-0x10000 |
980 | ; jmp sayerr_plain |
980 | ; jmp sayerr_plain |
981 | ; goodmove: |
981 | ; goodmove: |
982 | ; |
982 | ; |
983 | ; add dword [movedesc-0x10000+0x18+2], 512*18 |
983 | ; add dword [movedesc-0x10000+0x18+2], 512*18 |
984 | ; popa |
984 | ; popa |
985 | ; inc dh |
985 | ; inc dh |
986 | ; cmp dh,2 |
986 | ; cmp dh,2 |
987 | ; jnz bb2 |
987 | ; jnz bb2 |
988 | ; mov dh,0 |
988 | ; mov dh,0 |
989 | ; inc ch |
989 | ; inc ch |
990 | ; pusha ; print prosentage |
990 | ; pusha ; print prosentage |
991 | ; mov si,pros-0x10000 |
991 | ; mov si,pros-0x10000 |
992 | ; shr ch, 2 |
992 | ; shr ch, 2 |
993 | ; mov al, '5' |
993 | ; mov al, '5' |
994 | ; test ch, 1 |
994 | ; test ch, 1 |
995 | ; jnz @f |
995 | ; jnz @f |
996 | ; mov al, '0' |
996 | ; mov al, '0' |
997 | ;@@: |
997 | ;@@: |
998 | ; mov [si+1], al |
998 | ; mov [si+1], al |
999 | ; shr ch, 1 |
999 | ; shr ch, 1 |
1000 | ; add ch, '0' |
1000 | ; add ch, '0' |
1001 | ; mov [si], ch |
1001 | ; mov [si], ch |
1002 | ; call printplain |
1002 | ; call printplain |
1003 | ; popa |
1003 | ; popa |
1004 | ; bb2: |
1004 | ; bb2: |
1005 | ; pop ax |
1005 | ; pop ax |
1006 | ; dec ax |
1006 | ; dec ax |
1007 | ; push ax |
1007 | ; push ax |
1008 | ; jnz reads |
1008 | ; jnz reads |
1009 | ; readdone: |
1009 | ; readdone: |
1010 | ; pop ax |
1010 | ; pop ax |
1011 | 1011 | ||
1012 | mov si, backspace2 |
1012 | mov si, backspace2 |
1013 | call printplain |
1013 | call printplain |
1014 | mov si, okt |
1014 | mov si, okt |
1015 | call printplain |
1015 | call printplain |
1016 | no_sys_on_floppy: |
1016 | no_sys_on_floppy: |
1017 | xor ax, ax ; reset drive |
1017 | xor ax, ax ; reset drive |
1018 | xor dx, dx |
1018 | xor dx, dx |
1019 | int 0x13 |
1019 | int 0x13 |
1020 | mov dx, 0x3f2 ; floppy motor off |
1020 | mov dx, 0x3f2 ; floppy motor off |
1021 | mov al, 0 |
1021 | mov al, 0 |
1022 | out dx, al |
1022 | out dx, al |
1023 | 1023 | ||
1024 | 1024 | ||
1025 | ; SET GRAPHICS |
1025 | ; SET GRAPHICS |
1026 | 1026 | ||
1027 | xor ax, ax |
1027 | xor ax, ax |
1028 | mov es, ax |
1028 | mov es, ax |
1029 | 1029 | ||
1030 | mov ax, [es:0x9008] ; vga & 320x200 |
1030 | mov ax, [es:0x9008] ; vga & 320x200 |
1031 | mov bx, ax |
1031 | mov bx, ax |
1032 | cmp ax, 0x13 |
1032 | cmp ax, 0x13 |
1033 | je setgr |
1033 | je setgr |
1034 | cmp ax, 0x12 |
1034 | cmp ax, 0x12 |
1035 | je setgr |
1035 | je setgr |
1036 | mov ax, 0x4f02 ; Vesa |
1036 | mov ax, 0x4f02 ; Vesa |
1037 | setgr: |
1037 | setgr: |
1038 | int 0x10 |
1038 | int 0x10 |
1039 | test ah, ah |
1039 | test ah, ah |
1040 | mov si, fatalsel |
1040 | mov si, fatalsel |
1041 | jnz sayerr |
1041 | jnz sayerr |
1042 | ; set mode 0x12 graphics registers: |
1042 | ; set mode 0x12 graphics registers: |
1043 | cmp bx, 0x12 |
1043 | cmp bx, 0x12 |
1044 | jne gmok2 |
1044 | jne gmok2 |
1045 | 1045 | ||
1046 | mov al, 0x05 |
1046 | mov al, 0x05 |
1047 | mov dx, 0x03ce |
1047 | mov dx, 0x03ce |
1048 | push dx |
1048 | push dx |
1049 | out dx, al ; select GDC mode register |
1049 | out dx, al ; select GDC mode register |
1050 | mov al, 0x02 |
1050 | mov al, 0x02 |
1051 | inc dx |
1051 | inc dx |
1052 | out dx, al ; set write mode 2 |
1052 | out dx, al ; set write mode 2 |
1053 | 1053 | ||
1054 | mov al, 0x02 |
1054 | mov al, 0x02 |
1055 | mov dx, 0x03c4 |
1055 | mov dx, 0x03c4 |
1056 | out dx, al ; select VGA sequencer map mask register |
1056 | out dx, al ; select VGA sequencer map mask register |
1057 | mov al, 0x0f |
1057 | mov al, 0x0f |
1058 | inc dx |
1058 | inc dx |
1059 | out dx, al ; set mask for all planes 0-3 |
1059 | out dx, al ; set mask for all planes 0-3 |
1060 | 1060 | ||
1061 | mov al, 0x08 |
1061 | mov al, 0x08 |
1062 | pop dx |
1062 | pop dx |
1063 | out dx, al ; select GDC bit mask register |
1063 | out dx, al ; select GDC bit mask register |
1064 | ; for writes to 0x03cf |
1064 | ; for writes to 0x03cf |
1065 | gmok2: |
1065 | gmok2: |
1066 | push ds |
1066 | push ds |
1067 | pop es |
1067 | pop es |