From f5183cfa19ea4d235ac9e1206c8510c8c83ace0e Mon Sep 17 00:00:00 2001 From: Stefan Reinauer Date: Thu, 1 Dec 2005 11:01:01 +0000 Subject: Applying YhLu's patch from issue 37. a. apic id liftting to way that kernel like and let bsp to stay with 0 b. hw memhole: solve if hole_startk == some node basek This, together with the previous one will break most of the tree, but Yinghai Lu is really good at fixing things, so... git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2116 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/include/cpu/amd/model_fxx_msr.h | 21 ++++++++++ src/include/cpu/amd/model_fxx_rev.h | 78 +++++++++++++++++++++++++++++++++++++ 2 files changed, 99 insertions(+) create mode 100644 src/include/cpu/amd/model_fxx_msr.h create mode 100644 src/include/cpu/amd/model_fxx_rev.h (limited to 'src/include') diff --git a/src/include/cpu/amd/model_fxx_msr.h b/src/include/cpu/amd/model_fxx_msr.h new file mode 100644 index 0000000000..b4795cbbb2 --- /dev/null +++ b/src/include/cpu/amd/model_fxx_msr.h @@ -0,0 +1,21 @@ +#ifndef CPU_AMD_MODEL_FXX_MSR_H +#define CPU_AMD_MODEL_FXX_MSR_H + +#define HWCR_MSR 0xC0010015 +#define NB_CFG_MSR 0xC001001f +#define LS_CFG_MSR 0xC0011020 +#define IC_CFG_MSR 0xC0011021 +#define DC_CFG_MSR 0xC0011022 +#define BU_CFG_MSR 0xC0011023 + + +#define CPU_ID_FEATURES_MSR 0xc0011004 + +/* D0 only */ +#define CPU_ID_HYPER_EXT_FEATURES 0xc001100d +/* E0 only */ +#define LOGICAL_CPUS_NUM_MSR 0xc001100d + +#define CPU_ID_EXT_FEATURES_MSR 0xc0011005 + +#endif /* CPU_AMD_MODEL_FXX_MSR_H */ diff --git a/src/include/cpu/amd/model_fxx_rev.h b/src/include/cpu/amd/model_fxx_rev.h new file mode 100644 index 0000000000..4c2a7ce940 --- /dev/null +++ b/src/include/cpu/amd/model_fxx_rev.h @@ -0,0 +1,78 @@ +#include + +static inline int is_cpu_rev_a0(void) +{ + return (cpuid_eax(1) & 0xfffef) == 0x0f00; +} +static inline int is_cpu_pre_c0(void) +{ + return (cpuid_eax(1) & 0xfffef) < 0x0f48; +} + +static inline int is_cpu_c0(void) +{ + return (cpuid_eax(1) & 0xfffef) == 0x0f48; +} + +static inline int is_cpu_pre_b3(void) +{ + return (cpuid_eax(1) & 0xfffef) < 0x0f41; +} + +static inline int is_cpu_b3(void) +{ + return (cpuid_eax(1) & 0xfffef) == 0x0f41; +} +//AMD_D0_SUPPORT +static inline int is_cpu_pre_d0(void) +{ + return (cpuid_eax(1) & 0xfff0f) < 0x10f00; +} + +static inline int is_cpu_d0(void) +{ + return (cpuid_eax(1) & 0xfff0f) == 0x10f00; +} + +//AMD_E0_SUPPORT +static inline int is_cpu_pre_e0(void) +{ + return (cpuid_eax(1) & 0xfff0f) < 0x20f00; +} + +static inline int is_cpu_e0(void) +{ + return (cpuid_eax(1) & 0xfff00) == 0x20f00; +} + + +#ifdef __ROMCC__ +static int is_e0_later_in_bsp(int nodeid) +{ + uint32_t val; + uint32_t val_old; + int e0_later; + if(nodeid==0) { // we don't need to do that for node 0 in core0/node0 + return !is_cpu_pre_e0(); + } + // d0 will be treated as e0 with this methods, but the d0 nb_cfg_54 always 0 + device_t dev; + dev = PCI_DEV(0, 0x18+nodeid,2); + val_old = pci_read_config32(dev, 0x80); + val = val_old; + val |= (1<<3); + pci_write_config32(dev, 0x80, val); + val = pci_read_config32(dev, 0x80); + e0_later = !!(val & (1<<3)); + if(e0_later) { // pre_e0 bit 3 always be 0 and can not be changed + pci_write_config32(dev, 0x80, val_old); // restore it + } + + return e0_later; +} +#else +int is_e0_later_in_bsp(int nodeid); //defined model_fxx_init.c +#endif + + + -- cgit v1.2.3