Aren/haiku
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

radeon_hd: handle 64-bit PCI BARs

Browse Source
This commit is contained in:
Jérôme Duval 2022-03-14 16:36:23 +01:00
parent 7a5f5dc504
commit 39dae8ee4e
1 changed files with 23 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp
View File

@ -154,10 +154,10 @@ radeon_get_rom_size(uint8* rom, size_t romSize)
static status_t
mapAtomBIOS(radeon_info &info, uint32 romBase, uint32 romSize,
mapAtomBIOS(radeon_info &info, phys_addr_t romBase, uint32 romSize,
bool findROMlength = false)
{
TRACE("%s: seeking AtomBIOS @ 0x%" B_PRIX32 " [size: 0x%" B_PRIX32 "]\n",
TRACE("%s: seeking AtomBIOS @ 0x%" B_PRIXPHYSADDR " [size: 0x%" B_PRIX32 "]\n",
__func__, romBase, romSize);
uint8* rom;
@ -168,7 +168,7 @@ mapAtomBIOS(radeon_info &info, uint32 romBase, uint32 romSize,
(void**)&rom);
if (testArea < 0) {
ERROR("%s: couldn't map potential rom @ 0x%" B_PRIX32
ERROR("%s: couldn't map potential rom @ 0x%" B_PRIXPHYSADDR
"\n", __func__, romBase);
return B_NO_MEMORY;
}
@ -176,7 +176,7 @@ mapAtomBIOS(radeon_info &info, uint32 romBase, uint32 romSize,
// check for valid BIOS signature
if (rom[0] != 0x55 || rom[1] != 0xAA) {
uint16 id = rom[0] + (rom[1] << 8);
TRACE("%s: BIOS signature incorrect @ 0x%" B_PRIX32 " (%X)\n",
TRACE("%s: BIOS signature incorrect @ 0x%" B_PRIXPHYSADDR " (%X)\n",
__func__, romBase, id);
delete_area(testArea);
return B_ERROR;
@ -190,7 +190,7 @@ mapAtomBIOS(radeon_info &info, uint32 romBase, uint32 romSize,
if (romValid == false) {
// FAIL : a PCI VGA bios but not AtomBIOS
uint16 id = rom[0] + (rom[1] << 8);
TRACE("%s: not AtomBIOS rom at 0x%" B_PRIX32 "(%X)\n",
TRACE("%s: not AtomBIOS rom at 0x%" B_PRIXPHYSADDR "(%X)\n",
__func__, romBase, id);
delete_area(testArea);
return B_ERROR;
@ -243,7 +243,7 @@ radeon_hd_getbios(radeon_info &info)
{
TRACE("card(%" B_PRId32 "): %s: called\n", info.id, __func__);
uint32 romBase = 0;
phys_addr_t romBase = 0;
uint32 romSize = 0;
uint32 romMethod = 0;
@ -261,6 +261,10 @@ radeon_hd_getbios(radeon_info &info)
// On post, the bios puts a copy of the IGP
// AtomBIOS at the start of the video ram
romBase = info.pci->u.h0.base_registers[PCI_BAR_FB];
if ((info.pci->u.h0.base_register_flags[PCI_BAR_FB] & PCI_address_type)
== PCI_address_type_64) {
romBase |= (uint64)info.pci->u.h0.base_registers[PCI_BAR_FB + 1] << 32;
}
romSize = 256 * 1024;
if (romBase == 0 || romSize == 0) {
@ -299,11 +303,11 @@ radeon_hd_getbios(radeon_info &info)
if (mapResult == B_OK) {
ERROR("%s: AtomBIOS found using active method %" B_PRIu32
" at 0x%" B_PRIX32 "\n", __func__, romMethod, romBase);
" at 0x%" B_PRIXPHYSADDR "\n", __func__, romMethod, romBase);
break;
} else {
ERROR("%s: AtomBIOS not found using active method %" B_PRIu32
" at 0x%" B_PRIX32 "\n", __func__, romMethod, romBase);
" at 0x%" B_PRIXPHYSADDR "\n", __func__, romMethod, romBase);
}
}
@ -680,13 +684,18 @@ radeon_hd_init(radeon_info &info)
sharedCreator.Detach();
// *** Map Memory mapped IO
AreaKeeper mmioMapper;
const uint32 pciBarMmio = radeon_hd_pci_bar_mmio(info.chipsetID);
info.registers_area = mmioMapper.Map("radeon hd mmio",
info.pci->u.h0.base_registers[pciBarMmio],
info.pci->u.h0.base_register_sizes[pciBarMmio],
B_ANY_KERNEL_ADDRESS,
B_KERNEL_READ_AREA | B_KERNEL_WRITE_AREA | B_CLONEABLE_AREA,
phys_addr_t addr = info.pci->u.h0.base_registers[pciBarMmio];
uint64 mmioSize = info.pci->u.h0.base_register_sizes[pciBarMmio];
if (pciBarMmio < 5
&& (info.pci->u.h0.base_register_flags[pciBarMmio] & PCI_address_type) == PCI_address_type_64) {
addr |= (uint64)info.pci->u.h0.base_registers[pciBarMmio + 1] << 32;
mmioSize |= (uint64)info.pci->u.h0.base_register_sizes[pciBarMmio + 1] << 32;
}
AreaKeeper mmioMapper;
info.registers_area = mmioMapper.Map("radeon hd mmio", addr, mmioSize,
B_ANY_KERNEL_ADDRESS, B_KERNEL_READ_AREA | B_KERNEL_WRITE_AREA | B_CLONEABLE_AREA,
(void**)&info.registers);
if (mmioMapper.InitCheck() < B_OK) {
ERROR("%s: card (%" B_PRId32 "): couldn't map memory I/O!\n",