diff options
Diffstat (limited to 'arch/mips/include/asm/mach-loongson/loongson.h')
| -rw-r--r-- | arch/mips/include/asm/mach-loongson/loongson.h | 82 |
1 files changed, 50 insertions, 32 deletions
diff --git a/arch/mips/include/asm/mach-loongson/loongson.h b/arch/mips/include/asm/mach-loongson/loongson.h index 1e29b9dd1d7..f3fd1eb8e3d 100644 --- a/arch/mips/include/asm/mach-loongson/loongson.h +++ b/arch/mips/include/asm/mach-loongson/loongson.h @@ -2,8 +2,8 @@ * Copyright (C) 2009 Lemote, Inc. * Author: Wu Zhangjin <wuzhangjin@gmail.com> * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ @@ -14,6 +14,8 @@ #include <linux/io.h> #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); @@ -23,8 +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); @@ -51,7 +54,7 @@ extern void mach_irq_dispatch(unsigned int pending); extern int mach_i8259_irq(void); /* We need this in some places... */ -#define delay() ({ \ +#define delay() ({ \ int x; \ for (x = 0; x < 100000; x++) \ __asm__ __volatile__(""); \ @@ -60,13 +63,19 @@ 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 */ #include <linux/interrupt.h> static inline void do_perfcnt_IRQ(void) { -#if defined(CONFIG_OPROFILE) || defined(CONFIG_OPROFILE_MODULE) +#if IS_ENABLED(CONFIG_OPROFILE) do_IRQ(LOONGSON2_PERFCNT_IRQ); #endif } @@ -81,13 +90,17 @@ static inline void do_perfcnt_IRQ(void) #define LOONGSON_BOOT_BASE 0x1fc00000 #define LOONGSON_BOOT_SIZE 0x00100000 /* 1M */ -#define LOONGSON_BOOT_TOP (LOONGSON_BOOT_BASE+LOONGSON_BOOT_SIZE-1) -#define LOONGSON_REG_BASE 0x1fe00000 -#define LOONGSON_REG_SIZE 0x00100000 /* 256Bytes + 256Bytes + ??? */ +#define LOONGSON_BOOT_TOP (LOONGSON_BOOT_BASE+LOONGSON_BOOT_SIZE-1) +#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 */ +#define LOONGSON_LIO1_BASE 0x1ff00000 +#define LOONGSON_LIO1_SIZE 0x00100000 /* 1M */ #define LOONGSON_LIO1_TOP (LOONGSON_LIO1_BASE+LOONGSON_LIO1_SIZE-1) #define LOONGSON_PCILO0_BASE 0x10000000 @@ -100,7 +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) @@ -114,13 +133,13 @@ static inline void do_perfcnt_IRQ(void) #define LOONGSON_PCI_REG(x) LOONGSON_REG(LOONGSON_PCICONFIGBASE + (x)) #define LOONGSON_PCIDID LOONGSON_PCI_REG(0x00) #define LOONGSON_PCICMD LOONGSON_PCI_REG(0x04) -#define LOONGSON_PCICLASS LOONGSON_PCI_REG(0x08) +#define LOONGSON_PCICLASS LOONGSON_PCI_REG(0x08) #define LOONGSON_PCILTIMER LOONGSON_PCI_REG(0x0c) -#define LOONGSON_PCIBASE0 LOONGSON_PCI_REG(0x10) -#define LOONGSON_PCIBASE1 LOONGSON_PCI_REG(0x14) -#define LOONGSON_PCIBASE2 LOONGSON_PCI_REG(0x18) -#define LOONGSON_PCIBASE3 LOONGSON_PCI_REG(0x1c) -#define LOONGSON_PCIBASE4 LOONGSON_PCI_REG(0x20) +#define LOONGSON_PCIBASE0 LOONGSON_PCI_REG(0x10) +#define LOONGSON_PCIBASE1 LOONGSON_PCI_REG(0x14) +#define LOONGSON_PCIBASE2 LOONGSON_PCI_REG(0x18) +#define LOONGSON_PCIBASE3 LOONGSON_PCI_REG(0x1c) +#define LOONGSON_PCIBASE4 LOONGSON_PCI_REG(0x20) #define LOONGSON_PCIEXPRBASE LOONGSON_PCI_REG(0x30) #define LOONGSON_PCIINT LOONGSON_PCI_REG(0x3c) @@ -131,7 +150,7 @@ static inline void do_perfcnt_IRQ(void) #define LOONGSON_PCICMD_MABORT_CLR 0x20000000 #define LOONGSON_PCICMD_MTABORT_CLR 0x10000000 #define LOONGSON_PCICMD_TABORT_CLR 0x08000000 -#define LOONGSON_PCICMD_MPERR_CLR 0x01000000 +#define LOONGSON_PCICMD_MPERR_CLR 0x01000000 #define LOONGSON_PCICMD_PERRRESPEN 0x00000040 #define LOONGSON_PCICMD_ASTEPEN 0x00000080 #define LOONGSON_PCICMD_SERREN 0x00000100 @@ -141,7 +160,7 @@ static inline void do_perfcnt_IRQ(void) /* Loongson h/w Configuration */ #define LOONGSON_GENCFG_OFFSET 0x4 -#define LOONGSON_GENCFG LOONGSON_REG(LOONGSON_REGBASE + LOONGSON_GENCFG_OFFSET) +#define LOONGSON_GENCFG LOONGSON_REG(LOONGSON_REGBASE + LOONGSON_GENCFG_OFFSET) #define LOONGSON_GENCFG_DEBUGMODE 0x00000001 #define LOONGSON_GENCFG_SNOOPEN 0x00000002 @@ -172,25 +191,25 @@ static inline void do_perfcnt_IRQ(void) /* GPIO Regs - r/w */ -#define LOONGSON_GPIODATA LOONGSON_REG(LOONGSON_REGBASE + 0x1c) +#define LOONGSON_GPIODATA LOONGSON_REG(LOONGSON_REGBASE + 0x1c) #define LOONGSON_GPIOIE LOONGSON_REG(LOONGSON_REGBASE + 0x20) /* ICU Configuration Regs - r/w */ #define LOONGSON_INTEDGE LOONGSON_REG(LOONGSON_REGBASE + 0x24) -#define LOONGSON_INTSTEER LOONGSON_REG(LOONGSON_REGBASE + 0x28) +#define LOONGSON_INTSTEER LOONGSON_REG(LOONGSON_REGBASE + 0x28) #define LOONGSON_INTPOL LOONGSON_REG(LOONGSON_REGBASE + 0x2c) /* ICU Enable Regs - IntEn & IntISR are r/o. */ -#define LOONGSON_INTENSET LOONGSON_REG(LOONGSON_REGBASE + 0x30) -#define LOONGSON_INTENCLR LOONGSON_REG(LOONGSON_REGBASE + 0x34) +#define LOONGSON_INTENSET LOONGSON_REG(LOONGSON_REGBASE + 0x30) +#define LOONGSON_INTENCLR LOONGSON_REG(LOONGSON_REGBASE + 0x34) #define LOONGSON_INTEN LOONGSON_REG(LOONGSON_REGBASE + 0x38) #define LOONGSON_INTISR LOONGSON_REG(LOONGSON_REGBASE + 0x3c) /* ICU */ #define LOONGSON_ICU_MBOXES 0x0000000f -#define LOONGSON_ICU_MBOXES_SHIFT 0 +#define LOONGSON_ICU_MBOXES_SHIFT 0 #define LOONGSON_ICU_DMARDY 0x00000010 #define LOONGSON_ICU_DMAEMPTY 0x00000020 #define LOONGSON_ICU_COPYRDY 0x00000040 @@ -211,10 +230,10 @@ static inline void do_perfcnt_IRQ(void) /* PCI prefetch window base & mask */ -#define LOONGSON_MEM_WIN_BASE_L LOONGSON_REG(LOONGSON_REGBASE + 0x40) -#define LOONGSON_MEM_WIN_BASE_H LOONGSON_REG(LOONGSON_REGBASE + 0x44) -#define LOONGSON_MEM_WIN_MASK_L LOONGSON_REG(LOONGSON_REGBASE + 0x48) -#define LOONGSON_MEM_WIN_MASK_H LOONGSON_REG(LOONGSON_REGBASE + 0x4c) +#define LOONGSON_MEM_WIN_BASE_L LOONGSON_REG(LOONGSON_REGBASE + 0x40) +#define LOONGSON_MEM_WIN_BASE_H LOONGSON_REG(LOONGSON_REGBASE + 0x44) +#define LOONGSON_MEM_WIN_MASK_L LOONGSON_REG(LOONGSON_REGBASE + 0x48) +#define LOONGSON_MEM_WIN_MASK_H LOONGSON_REG(LOONGSON_REGBASE + 0x4c) /* PCI_Hit*_Sel_* */ @@ -230,6 +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 @@ -244,11 +266,7 @@ static inline void do_perfcnt_IRQ(void) #ifdef CONFIG_CPU_SUPPORTS_CPUFREQ #include <linux/cpufreq.h> -extern void loongson2_cpu_wait(void); extern struct cpufreq_frequency_table loongson2_clockmod_table[]; - -/* Chip Config */ -#define LOONGSON_CHIPCFG0 LOONGSON_REG(LOONGSON_REGBASE + 0x80) #endif /* |