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#include <arch/cpu.h>
int init_processor_name(void);
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;
}
//AMD_F0_SUPPORT
static inline int is_cpu_pre_f0(void)
{
return (cpuid_eax(1) & 0xfff0f) < 0x40f00;
}
static inline int is_cpu_f0(void)
{
return (cpuid_eax(1) & 0xfff00) == 0x40f00;
}
static inline int is_cpu_pre_f2(void)
{
return (cpuid_eax(1) & 0xfff0f) < 0x40f02;
}
#ifdef __PRE_RAM__
static inline int is_e0_later_in_bsp(int nodeid)
{
uint32_t val;
uint32_t val_old;
int e0_later;
if (IS_ENABLED(CONFIG_K8_REV_F_SUPPORT))
return 1;
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
pci_devfn_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;
}
static inline int is_cpu_f0_in_bsp(int nodeid)
{
uint32_t dword;
pci_devfn_t dev;
if (!IS_ENABLED(CONFIG_K8_REV_F_SUPPORT))
return 0;
dev = PCI_DEV(0, 0x18+nodeid, 3);
dword = pci_read_config32(dev, 0xfc);
return (dword & 0xfff00) == 0x40f00;
}
static inline int is_cpu_pre_f2_in_bsp(int nodeid)
{
uint32_t dword;
pci_devfn_t dev;
if (!IS_ENABLED(CONFIG_K8_REV_F_SUPPORT))
return 1;
dev = PCI_DEV(0, 0x18+nodeid, 3);
dword = pci_read_config32(dev, 0xfc);
return (dword & 0xfff0f) < 0x40f02;
}
#else
int is_e0_later_in_bsp(int nodeid);
int is_cpu_f0_in_bsp(int nodeid);
#endif
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