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author | Alexandru Gagniuc <mr.nuke.me@gmail.com> | 2014-04-06 17:10:31 -0500 |
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committer | Alexandru Gagniuc <mr.nuke.me@gmail.com> | 2014-04-09 04:59:14 +0200 |
commit | 12fd7791764314163e324cdf58a94ba14e97fc48 (patch) | |
tree | 426810b1880697b5297a8322547c1198785c275a /src/mainboard/hp/pavilion_m6_1035dx/agesawrapper.c | |
parent | a0f9ece19c0998a3ecc859edb2f950cdeace47db (diff) | |
download | coreboot-12fd7791764314163e324cdf58a94ba14e97fc48.tar.xz |
hp/pavilion_m6_1035dx: Simplify agesawrapper_amdinitcpuio()
TRIVIAL. Rather than using the AGESA functions for PCI and MSR access,
use the coreboot variants, which are cleaner and more readable.
Change-Id: I4f24820606900e16f0d159df019f4560f1592489
Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-on: http://review.coreboot.org/5468
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
Diffstat (limited to 'src/mainboard/hp/pavilion_m6_1035dx/agesawrapper.c')
-rw-r--r-- | src/mainboard/hp/pavilion_m6_1035dx/agesawrapper.c | 60 |
1 files changed, 25 insertions, 35 deletions
diff --git a/src/mainboard/hp/pavilion_m6_1035dx/agesawrapper.c b/src/mainboard/hp/pavilion_m6_1035dx/agesawrapper.c index a89ddbe5c2..2720f16743 100644 --- a/src/mainboard/hp/pavilion_m6_1035dx/agesawrapper.c +++ b/src/mainboard/hp/pavilion_m6_1035dx/agesawrapper.c @@ -26,9 +26,12 @@ #include "BiosCallOuts.h" #include "PlatformGnbPcieComplex.h" +#define __SIMPLE_DEVICE__ + #include <arch/acpi.h> #include <arch/io.h> #include <cbmem.h> +#include <cpu/x86/msr.h> #include <cpu/x86/mtrr.h> #include <device/device.h> #include <string.h> @@ -79,53 +82,40 @@ VOID *AcpiIvrs = NULL; * L O C A L F U N C T I O N S *--------------------------------------------------------------------------------------- */ -UINT32 -agesawrapper_amdinitcpuio ( - VOID - ) +uint32_t agesawrapper_amdinitcpuio(void) { - AGESA_STATUS Status; - UINT64 MsrReg; - UINT32 PciData; - PCI_ADDR PciAddress; - AMD_CONFIG_PARAMS StdHeader; + pci_devfn_t dev; + msr_t msr; + uint32_t reg32; + + dev = PCI_DEV(0, 0x18, 1); /* Enable legacy video routing: D18F1xF4 VGA Enable */ - PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0xF4); - PciData = 1; - LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader); + pci_io_write_config32(dev, 0xf4, 1); /* The platform BIOS needs to ensure the memory ranges of Hudson legacy * devices (TPM, HPET, BIOS RAM, Watchdog Timer, I/O APIC and ACPI) are * set to non-posted regions. + * Last address before processor local APIC at FEE00000 */ - PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0x84); - PciData = 0x00FEDF00; /* last address before processor local APIC at FEE00000 */ - PciData |= 1 << 7; /* set NP (non-posted) bit */ - LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader); - PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0x80); - PciData = (0xFED00000 >> 8) | 3; /* lowest NP address is HPET at FED00000 */ - LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader); + pci_io_write_config32(dev, 0x84, 0x00fedf00 | (1 << 7)); + + + /* Lowest NP address is HPET at FED00000 */ + pci_io_write_config32(dev, 0x80, (0xfed00000 >> 8) | 3); /* Map the remaining PCI hole as posted MMIO */ - PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0x8C); - PciData = 0x00FECF00; /* last address before non-posted range */ - LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader); - LibAmdMsrRead (0xC001001A, &MsrReg, &StdHeader); - MsrReg = (MsrReg >> 8) | 3; - PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0x88); - PciData = (UINT32)MsrReg; - LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader); + pci_io_write_config32(dev, 0x8C, 0x00fecf00); + + msr = rdmsr(0xc001001a); + reg32 = (msr.hi << 24) | (msr.lo >> 8) | 3; /* Equivalent to msr >> 8 */ + pci_io_write_config32(dev, 0x88, reg32); /* Send all IO (0000-FFFF) to southbridge. */ - PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0xC4); - PciData = 0x0000F000; - LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader); - PciAddress.AddressValue = MAKE_SBDFO (0, 0, 0x18, 1, 0xC0); - PciData = 0x00000003; - LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader); - Status = AGESA_SUCCESS; - return (UINT32)Status; + pci_io_write_config32(dev, 0xc4, 0x0000f000); + pci_io_write_config32(dev, 0xc0, 0x00000003); + + return AGESA_SUCCESS; } UINT32 |