diff options
Diffstat (limited to 'arch/mips/dec')
| -rw-r--r-- | arch/mips/dec/prom/memory.c | 12 | ||||
| -rw-r--r-- | arch/mips/dec/setup.c | 9 |
2 files changed, 13 insertions, 8 deletions
diff --git a/arch/mips/dec/prom/memory.c b/arch/mips/dec/prom/memory.c index 5073d2ed78bb..44490c30d63b 100644 --- a/arch/mips/dec/prom/memory.c +++ b/arch/mips/dec/prom/memory.c @@ -12,7 +12,6 @@ #include <linux/types.h> #include <asm/addrspace.h> -#include <asm/bootinfo.h> #include <asm/dec/machtype.h> #include <asm/dec/prom.h> #include <asm/page.h> @@ -28,7 +27,7 @@ volatile unsigned long mem_err; /* So we know an error occurred */ #define CHUNK_SIZE 0x400000 -static inline void pmax_setup_memory_region(void) +static __init void pmax_setup_memory_region(void) { volatile unsigned char *memory_page, dummy; char old_handler[0x80]; @@ -50,15 +49,14 @@ static inline void pmax_setup_memory_region(void) } memcpy((void *)(CKSEG0 + 0x80), &old_handler, 0x80); - add_memory_region(0, (unsigned long)memory_page - CKSEG1 - CHUNK_SIZE, - BOOT_MEM_RAM); + memblock_add(0, (unsigned long)memory_page - CKSEG1 - CHUNK_SIZE); } /* * Use the REX prom calls to get hold of the memory bitmap, and thence * determine memory size. */ -static inline void rex_setup_memory_region(void) +static __init void rex_setup_memory_region(void) { int i, bitmap_size; unsigned long mem_start = 0, mem_size = 0; @@ -76,13 +74,13 @@ static inline void rex_setup_memory_region(void) else if (!mem_size) mem_start += (8 * bm->pagesize); else { - add_memory_region(mem_start, mem_size, BOOT_MEM_RAM); + memblock_add(mem_start, mem_size); mem_start += mem_size + (8 * bm->pagesize); mem_size = 0; } } if (mem_size) - add_memory_region(mem_start, mem_size, BOOT_MEM_RAM); + memblock_add(mem_start, mem_size); } void __init prom_meminit(u32 magic) diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c index d4e868b828e5..eaad0ed4b523 100644 --- a/arch/mips/dec/setup.c +++ b/arch/mips/dec/setup.c @@ -6,7 +6,7 @@ * for more details. * * Copyright (C) 1998 Harald Koerfgen - * Copyright (C) 2000, 2001, 2002, 2003, 2005 Maciej W. Rozycki + * Copyright (C) 2000, 2001, 2002, 2003, 2005, 2020 Maciej W. Rozycki */ #include <linux/console.h> #include <linux/export.h> @@ -15,6 +15,7 @@ #include <linux/ioport.h> #include <linux/irq.h> #include <linux/irqnr.h> +#include <linux/memblock.h> #include <linux/param.h> #include <linux/percpu-defs.h> #include <linux/sched.h> @@ -22,6 +23,7 @@ #include <linux/types.h> #include <linux/pm.h> +#include <asm/addrspace.h> #include <asm/bootinfo.h> #include <asm/cpu.h> #include <asm/cpu-features.h> @@ -29,7 +31,9 @@ #include <asm/irq.h> #include <asm/irq_cpu.h> #include <asm/mipsregs.h> +#include <asm/page.h> #include <asm/reboot.h> +#include <asm/sections.h> #include <asm/time.h> #include <asm/traps.h> #include <asm/wbflush.h> @@ -146,6 +150,9 @@ void __init plat_mem_setup(void) ioport_resource.start = ~0UL; ioport_resource.end = 0UL; + + /* Stay away from the firmware working memory area for now. */ + memblock_reserve(PHYS_OFFSET, __pa_symbol(&_text) - PHYS_OFFSET); } /* |