diff options
Diffstat (limited to 'arch/mips/include/asm/mach-loongson/loongson.h')
| -rw-r--r-- | arch/mips/include/asm/mach-loongson/loongson.h | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/arch/mips/include/asm/mach-loongson/loongson.h b/arch/mips/include/asm/mach-loongson/loongson.h index b286534fef08..f3fd1eb8e3dd 100644 --- a/arch/mips/include/asm/mach-loongson/loongson.h +++ b/arch/mips/include/asm/mach-loongson/loongson.h @@ -15,6 +15,7 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/kconfig.h> +#include <boot_param.h> /* loongson internal northbridge initialization */ extern void bonito_irq_init(void); @@ -24,8 +25,9 @@ extern void mach_prepare_reboot(void); extern void mach_prepare_shutdown(void); /* environment arguments from bootloader */ -extern unsigned long cpu_clock_freq; -extern unsigned long memsize, highmemsize; +extern u32 cpu_clock_freq; +extern u32 memsize, highmemsize; +extern struct plat_smp_ops loongson3_smp_ops; /* loongson-specific command line, env and memory initialization */ extern void __init prom_init_memory(void); @@ -61,6 +63,12 @@ extern int mach_i8259_irq(void); #define LOONGSON_REG(x) \ (*(volatile u32 *)((char *)CKSEG1ADDR(LOONGSON_REG_BASE) + (x))) +#define LOONGSON3_REG8(base, x) \ + (*(volatile u8 *)((char *)TO_UNCAC(base) + (x))) + +#define LOONGSON3_REG32(base, x) \ + (*(volatile u32 *)((char *)TO_UNCAC(base) + (x))) + #define LOONGSON_IRQ_BASE 32 #define LOONGSON2_PERFCNT_IRQ (MIPS_CPU_IRQ_BASE + 6) /* cpu perf counter */ @@ -86,6 +94,10 @@ static inline void do_perfcnt_IRQ(void) #define LOONGSON_REG_BASE 0x1fe00000 #define LOONGSON_REG_SIZE 0x00100000 /* 256Bytes + 256Bytes + ??? */ #define LOONGSON_REG_TOP (LOONGSON_REG_BASE+LOONGSON_REG_SIZE-1) +/* Loongson-3 specific registers */ +#define LOONGSON3_REG_BASE 0x3ff00000 +#define LOONGSON3_REG_SIZE 0x00100000 /* 256Bytes + 256Bytes + ??? */ +#define LOONGSON3_REG_TOP (LOONGSON3_REG_BASE+LOONGSON3_REG_SIZE-1) #define LOONGSON_LIO1_BASE 0x1ff00000 #define LOONGSON_LIO1_SIZE 0x00100000 /* 1M */ @@ -101,7 +113,13 @@ static inline void do_perfcnt_IRQ(void) #define LOONGSON_PCICFG_BASE 0x1fe80000 #define LOONGSON_PCICFG_SIZE 0x00000800 /* 2K */ #define LOONGSON_PCICFG_TOP (LOONGSON_PCICFG_BASE+LOONGSON_PCICFG_SIZE-1) + +#if defined(CONFIG_HT_PCI) +#define LOONGSON_PCIIO_BASE loongson_sysconf.pci_io_base +#else #define LOONGSON_PCIIO_BASE 0x1fd00000 +#endif + #define LOONGSON_PCIIO_SIZE 0x00100000 /* 1M */ #define LOONGSON_PCIIO_TOP (LOONGSON_PCIIO_BASE+LOONGSON_PCIIO_SIZE-1) @@ -231,6 +249,9 @@ static inline void do_perfcnt_IRQ(void) #define LOONGSON_PXARB_CFG LOONGSON_REG(LOONGSON_REGBASE + 0x68) #define LOONGSON_PXARB_STATUS LOONGSON_REG(LOONGSON_REGBASE + 0x6c) +/* Chip Config */ +#define LOONGSON_CHIPCFG0 LOONGSON_REG(LOONGSON_REGBASE + 0x80) + /* pcimap */ #define LOONGSON_PCIMAP_PCIMAP_LO0 0x0000003f @@ -246,9 +267,6 @@ static inline void do_perfcnt_IRQ(void) #ifdef CONFIG_CPU_SUPPORTS_CPUFREQ #include <linux/cpufreq.h> extern struct cpufreq_frequency_table loongson2_clockmod_table[]; - -/* Chip Config */ -#define LOONGSON_CHIPCFG0 LOONGSON_REG(LOONGSON_REGBASE + 0x80) #endif /* |