| 1,6 → 1,6 |
|---|
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; Copyright (C) KolibriOS team 2004-2021. All rights reserved. ;; |
| ;; Copyright (C) KolibriOS team 2004-2018. All rights reserved. ;; |
| ;; Distributed under terms of the GNU General Public License ;; |
| ;; ;; |
| ;; i8254x driver for KolibriOS ;; |
| 749,10 → 749,11 |
|---|
| ;; Out: eax = 0 on success ;; |
| ;; ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| align 16 |
| |
| proc transmit stdcall bufferptr |
| |
| spin_lock_irqsave |
| pushf |
| cli |
| |
| mov esi, [bufferptr] |
| DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [esi + NET_BUFF.length] |
| 800,7 → 801,7 |
|---|
| |
| call clean_tx |
| |
| spin_unlock_irqrestore |
| popf |
| xor eax, eax |
| ret |
| |
| 809,7 → 810,7 |
|---|
| |
| DEBUGF 2,"Send failed\n" |
| invoke NetFree, [bufferptr] |
| spin_unlock_irqrestore |
| popf |
| or eax, -1 |
| ret |
| |
| 821,25 → 822,39 |
|---|
| ;; Interrupt handler ;; |
| ;; ;; |
| ;;;;;;;;;;;;;;;;;;;;;;; |
| align 16 |
| |
| align 4 |
| int_handler: |
| |
| push ebx esi edi |
| |
| mov ebx, [esp+4*4] |
| DEBUGF 1,"INT for 0x%x\n", ebx |
| DEBUGF 1,"INT\n" |
| ;------------------------------------------- |
| ; Find pointer of device wich made IRQ occur |
| |
| ; TODO? if we are paranoid, we can check that the value from ebx is present in the current device_list |
| |
| mov ecx, [devices] |
| test ecx, ecx |
| jz .nothing |
| mov esi, device_list |
| .nextdevice: |
| mov ebx, [esi] |
| mov edi, [ebx + device.mmio_addr] |
| mov eax, [edi + REG_ICR] |
| cmp eax, 0xffffffff ; if so, hardware is no longer present |
| je .nothing ; |
| test eax, eax |
| jz .nothing |
| jnz .got_it |
| .continue: |
| add esi, 4 |
| dec ecx |
| jnz .nextdevice |
| .nothing: |
| pop edi esi ebx |
| xor eax, eax |
| |
| DEBUGF 1,"Status: %x\n", eax |
| ret |
| |
| .got_it: |
| DEBUGF 1,"Device: %x Status: %x\n", ebx, eax |
| |
| ;--------- |
| ; RX done? |
| |
| 928,20 → 943,13 |
|---|
| ; call clean_tx |
| |
| .no_tx: |
| |
| pop edi esi ebx |
| xor eax, eax |
| inc eax |
| ret |
| |
| .nothing: |
| pop edi esi ebx |
| xor eax, eax |
| |
| ret |
| |
| |
| |
| clean_tx: |
| |
| .txdesc_loop: |