0,0 → 1,169 |
/* |
* Copyright 2008 Advanced Micro Devices, Inc. |
* Copyright 2008 Red Hat Inc. |
* Copyright 2009 Jerome Glisse. |
* |
* Permission is hereby granted, free of charge, to any person obtaining a |
* copy of this software and associated documentation files (the "Software"), |
* to deal in the Software without restriction, including without limitation |
* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
* and/or sell copies of the Software, and to permit persons to whom the |
* Software is furnished to do so, subject to the following conditions: |
* |
* The above copyright notice and this permission notice shall be included in |
* all copies or substantial portions of the Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
* OTHER DEALINGS IN THE SOFTWARE. |
* |
* Authors: Dave Airlie |
* Alex Deucher |
* Jerome Glisse |
*/ |
#include "drmP.h" |
#include "radeon_reg.h" |
#include "radeon.h" |
|
/* r600,rv610,rv630,rv620,rv635,rv670 depends on : */ |
void rs600_mc_disable_clients(struct radeon_device *rdev); |
|
/* This files gather functions specifics to: |
* r600,rv610,rv630,rv620,rv635,rv670 |
* |
* Some of these functions might be used by newer ASICs. |
*/ |
int r600_mc_wait_for_idle(struct radeon_device *rdev); |
void r600_gpu_init(struct radeon_device *rdev); |
|
|
/* |
* MC |
*/ |
int r600_mc_init(struct radeon_device *rdev) |
{ |
uint32_t tmp; |
|
r600_gpu_init(rdev); |
|
/* setup the gart before changing location so we can ask to |
* discard unmapped mc request |
*/ |
/* FIXME: disable out of gart access */ |
tmp = rdev->mc.gtt_location / 4096; |
tmp = REG_SET(R600_LOGICAL_PAGE_NUMBER, tmp); |
WREG32(R600_MC_VM_SYSTEM_APERTURE_LOW_ADDR, tmp); |
tmp = (rdev->mc.gtt_location + rdev->mc.gtt_size) / 4096; |
tmp = REG_SET(R600_LOGICAL_PAGE_NUMBER, tmp); |
WREG32(R600_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, tmp); |
|
rs600_mc_disable_clients(rdev); |
if (r600_mc_wait_for_idle(rdev)) { |
printk(KERN_WARNING "Failed to wait MC idle while " |
"programming pipes. Bad things might happen.\n"); |
} |
|
tmp = rdev->mc.vram_location + rdev->mc.vram_size - 1; |
tmp = REG_SET(R600_MC_FB_TOP, tmp >> 24); |
tmp |= REG_SET(R600_MC_FB_BASE, rdev->mc.vram_location >> 24); |
WREG32(R600_MC_VM_FB_LOCATION, tmp); |
tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1; |
tmp = REG_SET(R600_MC_AGP_TOP, tmp >> 22); |
WREG32(R600_MC_VM_AGP_TOP, tmp); |
tmp = REG_SET(R600_MC_AGP_BOT, rdev->mc.gtt_location >> 22); |
WREG32(R600_MC_VM_AGP_BOT, tmp); |
return 0; |
} |
|
void r600_mc_fini(struct radeon_device *rdev) |
{ |
/* FIXME: implement */ |
} |
|
|
/* |
* Global GPU functions |
*/ |
void r600_errata(struct radeon_device *rdev) |
{ |
rdev->pll_errata = 0; |
} |
|
int r600_mc_wait_for_idle(struct radeon_device *rdev) |
{ |
/* FIXME: implement */ |
return 0; |
} |
|
void r600_gpu_init(struct radeon_device *rdev) |
{ |
/* FIXME: implement */ |
} |
|
|
/* |
* VRAM info |
*/ |
void r600_vram_get_type(struct radeon_device *rdev) |
{ |
uint32_t tmp; |
int chansize; |
|
rdev->mc.vram_width = 128; |
rdev->mc.vram_is_ddr = true; |
|
tmp = RREG32(R600_RAMCFG); |
if (tmp & R600_CHANSIZE_OVERRIDE) { |
chansize = 16; |
} else if (tmp & R600_CHANSIZE) { |
chansize = 64; |
} else { |
chansize = 32; |
} |
if (rdev->family == CHIP_R600) { |
rdev->mc.vram_width = 8 * chansize; |
} else if (rdev->family == CHIP_RV670) { |
rdev->mc.vram_width = 4 * chansize; |
} else if ((rdev->family == CHIP_RV610) || |
(rdev->family == CHIP_RV620)) { |
rdev->mc.vram_width = chansize; |
} else if ((rdev->family == CHIP_RV630) || |
(rdev->family == CHIP_RV635)) { |
rdev->mc.vram_width = 2 * chansize; |
} |
} |
|
void r600_vram_info(struct radeon_device *rdev) |
{ |
r600_vram_get_type(rdev); |
rdev->mc.vram_size = RREG32(R600_CONFIG_MEMSIZE); |
|
/* Could aper size report 0 ? */ |
rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0); |
rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); |
} |
|
/* |
* Indirect registers accessor |
*/ |
uint32_t r600_pciep_rreg(struct radeon_device *rdev, uint32_t reg) |
{ |
uint32_t r; |
|
WREG32(R600_PCIE_PORT_INDEX, ((reg) & 0xff)); |
(void)RREG32(R600_PCIE_PORT_INDEX); |
r = RREG32(R600_PCIE_PORT_DATA); |
return r; |
} |
|
void r600_pciep_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) |
{ |
WREG32(R600_PCIE_PORT_INDEX, ((reg) & 0xff)); |
(void)RREG32(R600_PCIE_PORT_INDEX); |
WREG32(R600_PCIE_PORT_DATA, (v)); |
(void)RREG32(R600_PCIE_PORT_DATA); |
} |