diff options
| -rw-r--r-- | arch/i386/kernel/setup.c | 19 | ||||
| -rw-r--r-- | arch/i386/mach-default/setup.c | 43 | ||||
| -rw-r--r-- | arch/i386/mach-visws/setup.c | 49 | ||||
| -rw-r--r-- | arch/i386/mach-voyager/setup.c | 74 | ||||
| -rw-r--r-- | include/asm-i386/mach-default/setup_arch.h (renamed from include/asm-i386/mach-default/setup_arch_pre.h) | 0 | ||||
| -rw-r--r-- | include/asm-i386/mach-default/setup_arch_post.h | 40 | ||||
| -rw-r--r-- | include/asm-i386/mach-visws/setup_arch.h (renamed from include/asm-i386/mach-visws/setup_arch_pre.h) | 0 | ||||
| -rw-r--r-- | include/asm-i386/mach-visws/setup_arch_post.h | 49 | ||||
| -rw-r--r-- | include/asm-i386/mach-voyager/setup_arch.h (renamed from include/asm-i386/mach-voyager/setup_arch_pre.h) | 2 | ||||
| -rw-r--r-- | include/asm-i386/mach-voyager/setup_arch_post.h | 73 | ||||
| -rw-r--r-- | include/asm-i386/setup.h | 15 |
11 files changed, 187 insertions, 177 deletions
diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c index e6023970aa40..6c1639836e06 100644 --- a/arch/i386/kernel/setup.c +++ b/arch/i386/kernel/setup.c @@ -61,7 +61,7 @@ #include <asm/io_apic.h> #include <asm/ist.h> #include <asm/io.h> -#include "setup_arch_pre.h" +#include <setup_arch.h> #include <bios_ebda.h> /* Forward Declaration. */ @@ -411,8 +411,8 @@ static void __init limit_regions(unsigned long long size) } } -static void __init add_memory_region(unsigned long long start, - unsigned long long size, int type) +void __init add_memory_region(unsigned long long start, + unsigned long long size, int type) { int x; @@ -475,7 +475,7 @@ static struct change_member *change_point[2*E820MAX] __initdata; static struct e820entry *overlap_list[E820MAX] __initdata; static struct e820entry new_bios[E820MAX] __initdata; -static int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map) +int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map) { struct change_member *change_tmp; unsigned long current_type, last_type; @@ -644,7 +644,7 @@ static int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map) * thinkpad 560x, for example, does not cooperate with the memory * detection code.) */ -static int __init copy_e820_map(struct e820entry * biosmap, int nr_map) +int __init copy_e820_map(struct e820entry * biosmap, int nr_map) { /* Only one memory region (or negative)? Ignore it */ if (nr_map < 2) @@ -702,12 +702,6 @@ static inline void copy_edd(void) } #endif -/* - * Do NOT EVER look at the BIOS memory size location. - * It does not work on many machines. - */ -#define LOWMEMSIZE() (0x9f000) - static void __init parse_cmdline_early (char ** cmdline_p) { char c = ' ', *to = command_line, *from = saved_command_line; @@ -1424,8 +1418,6 @@ static void __init register_memory(void) pci_mem_start, gapstart, gapsize); } -static char * __init machine_specific_memory_setup(void); - #ifdef CONFIG_MCA static void set_mca_bus(int x) { @@ -1708,7 +1700,6 @@ static __init int add_pcspkr(void) } device_initcall(add_pcspkr); -#include "setup_arch_post.h" /* * Local Variables: * mode:c diff --git a/arch/i386/mach-default/setup.c b/arch/i386/mach-default/setup.c index b4a7455c6993..004837c58793 100644 --- a/arch/i386/mach-default/setup.c +++ b/arch/i386/mach-default/setup.c @@ -8,6 +8,8 @@ #include <linux/interrupt.h> #include <asm/acpi.h> #include <asm/arch_hooks.h> +#include <asm/e820.h> +#include <asm/setup.h> #ifdef CONFIG_HOTPLUG_CPU #define DEFAULT_SEND_IPI (1) @@ -130,3 +132,44 @@ static int __init print_ipi_mode(void) } late_initcall(print_ipi_mode); + +/** + * machine_specific_memory_setup - Hook for machine specific memory setup. + * + * Description: + * This is included late in kernel/setup.c so that it can make + * use of all of the static functions. + **/ + +char * __init machine_specific_memory_setup(void) +{ + char *who; + + + who = "BIOS-e820"; + + /* + * Try to copy the BIOS-supplied E820-map. + * + * Otherwise fake a memory map; one section from 0k->640k, + * the next section from 1mb->appropriate_mem_k + */ + sanitize_e820_map(E820_MAP, &E820_MAP_NR); + if (copy_e820_map(E820_MAP, E820_MAP_NR) < 0) { + unsigned long mem_size; + + /* compare results from other methods and take the greater */ + if (ALT_MEM_K < EXT_MEM_K) { + mem_size = EXT_MEM_K; + who = "BIOS-88"; + } else { + mem_size = ALT_MEM_K; + who = "BIOS-e801"; + } + + e820.nr_map = 0; + add_memory_region(0, LOWMEMSIZE(), E820_RAM); + add_memory_region(HIGH_MEMORY, mem_size << 10, E820_RAM); + } + return who; +} diff --git a/arch/i386/mach-visws/setup.c b/arch/i386/mach-visws/setup.c index 07fac7e749c7..8a9e1a6f745d 100644 --- a/arch/i386/mach-visws/setup.c +++ b/arch/i386/mach-visws/setup.c @@ -10,6 +10,8 @@ #include <asm/fixmap.h> #include <asm/arch_hooks.h> #include <asm/io.h> +#include <asm/e820.h> +#include <asm/setup.h> #include "cobalt.h" #include "piix4.h" @@ -133,3 +135,50 @@ void __init time_init_hook(void) /* Wire cpu IDT entry to s/w handler (and Cobalt APIC to IDT) */ setup_irq(0, &irq0); } + +/* Hook for machine specific memory setup. */ + +#define MB (1024 * 1024) + +static unsigned long sgivwfb_mem_phys; +static unsigned long sgivwfb_mem_size; + +long long mem_size __initdata = 0; + +char * __init machine_specific_memory_setup(void) +{ + long long gfx_mem_size = 8 * MB; + + mem_size = ALT_MEM_K; + + if (!mem_size) { + printk(KERN_WARNING "Bootloader didn't set memory size, upgrade it !\n"); + mem_size = 128 * MB; + } + + /* + * this hardcodes the graphics memory to 8 MB + * it really should be sized dynamically (or at least + * set as a boot param) + */ + if (!sgivwfb_mem_size) { + printk(KERN_WARNING "Defaulting to 8 MB framebuffer size\n"); + sgivwfb_mem_size = 8 * MB; + } + + /* + * Trim to nearest MB + */ + sgivwfb_mem_size &= ~((1 << 20) - 1); + sgivwfb_mem_phys = mem_size - gfx_mem_size; + + add_memory_region(0, LOWMEMSIZE(), E820_RAM); + add_memory_region(HIGH_MEMORY, mem_size - sgivwfb_mem_size - HIGH_MEMORY, E820_RAM); + add_memory_region(sgivwfb_mem_phys, sgivwfb_mem_size, E820_RESERVED); + + return "PROM"; + + /* Remove gcc warnings */ + (void) sanitize_e820_map(NULL, NULL); + (void) copy_e820_map(NULL, 0); +} diff --git a/arch/i386/mach-voyager/setup.c b/arch/i386/mach-voyager/setup.c index 7d8a3acb9441..0e225054e222 100644 --- a/arch/i386/mach-voyager/setup.c +++ b/arch/i386/mach-voyager/setup.c @@ -7,6 +7,9 @@ #include <linux/interrupt.h> #include <asm/acpi.h> #include <asm/arch_hooks.h> +#include <asm/voyager.h> +#include <asm/e820.h> +#include <asm/setup.h> void __init pre_intr_init_hook(void) { @@ -45,3 +48,74 @@ void __init time_init_hook(void) { setup_irq(0, &irq0); } + +/* Hook for machine specific memory setup. */ + +char * __init machine_specific_memory_setup(void) +{ + char *who; + + who = "NOT VOYAGER"; + + if(voyager_level == 5) { + __u32 addr, length; + int i; + + who = "Voyager-SUS"; + + e820.nr_map = 0; + for(i=0; voyager_memory_detect(i, &addr, &length); i++) { + add_memory_region(addr, length, E820_RAM); + } + return who; + } else if(voyager_level == 4) { + __u32 tom; + __u16 catbase = inb(VOYAGER_SSPB_RELOCATION_PORT)<<8; + /* select the DINO config space */ + outb(VOYAGER_DINO, VOYAGER_CAT_CONFIG_PORT); + /* Read DINO top of memory register */ + tom = ((inb(catbase + 0x4) & 0xf0) << 16) + + ((inb(catbase + 0x5) & 0x7f) << 24); + + if(inb(catbase) != VOYAGER_DINO) { + printk(KERN_ERR "Voyager: Failed to get DINO for L4, setting tom to EXT_MEM_K\n"); + tom = (EXT_MEM_K)<<10; + } + who = "Voyager-TOM"; + add_memory_region(0, 0x9f000, E820_RAM); + /* map from 1M to top of memory */ + add_memory_region(1*1024*1024, tom - 1*1024*1024, E820_RAM); + /* FIXME: Should check the ASICs to see if I need to + * take out the 8M window. Just do it at the moment + * */ + add_memory_region(8*1024*1024, 8*1024*1024, E820_RESERVED); + return who; + } + + who = "BIOS-e820"; + + /* + * Try to copy the BIOS-supplied E820-map. + * + * Otherwise fake a memory map; one section from 0k->640k, + * the next section from 1mb->appropriate_mem_k + */ + sanitize_e820_map(E820_MAP, &E820_MAP_NR); + if (copy_e820_map(E820_MAP, E820_MAP_NR) < 0) { + unsigned long mem_size; + + /* compare results from other methods and take the greater */ + if (ALT_MEM_K < EXT_MEM_K) { + mem_size = EXT_MEM_K; + who = "BIOS-88"; + } else { + mem_size = ALT_MEM_K; + who = "BIOS-e801"; + } + + e820.nr_map = 0; + add_memory_region(0, LOWMEMSIZE(), E820_RAM); + add_memory_region(HIGH_MEMORY, mem_size << 10, E820_RAM); + } + return who; +} diff --git a/include/asm-i386/mach-default/setup_arch_pre.h b/include/asm-i386/mach-default/setup_arch.h index fb42099e7bd4..fb42099e7bd4 100644 --- a/include/asm-i386/mach-default/setup_arch_pre.h +++ b/include/asm-i386/mach-default/setup_arch.h diff --git a/include/asm-i386/mach-default/setup_arch_post.h b/include/asm-i386/mach-default/setup_arch_post.h deleted file mode 100644 index 2fc4888721f6..000000000000 --- a/include/asm-i386/mach-default/setup_arch_post.h +++ /dev/null @@ -1,40 +0,0 @@ -/** - * machine_specific_memory_setup - Hook for machine specific memory setup. - * - * Description: - * This is included late in kernel/setup.c so that it can make - * use of all of the static functions. - **/ - -static char * __init machine_specific_memory_setup(void) -{ - char *who; - - - who = "BIOS-e820"; - - /* - * Try to copy the BIOS-supplied E820-map. - * - * Otherwise fake a memory map; one section from 0k->640k, - * the next section from 1mb->appropriate_mem_k - */ - sanitize_e820_map(E820_MAP, &E820_MAP_NR); - if (copy_e820_map(E820_MAP, E820_MAP_NR) < 0) { - unsigned long mem_size; - - /* compare results from other methods and take the greater */ - if (ALT_MEM_K < EXT_MEM_K) { - mem_size = EXT_MEM_K; - who = "BIOS-88"; - } else { - mem_size = ALT_MEM_K; - who = "BIOS-e801"; - } - - e820.nr_map = 0; - add_memory_region(0, LOWMEMSIZE(), E820_RAM); - add_memory_region(HIGH_MEMORY, mem_size << 10, E820_RAM); - } - return who; -} diff --git a/include/asm-i386/mach-visws/setup_arch_pre.h b/include/asm-i386/mach-visws/setup_arch.h index b92d6d9a4d3c..b92d6d9a4d3c 100644 --- a/include/asm-i386/mach-visws/setup_arch_pre.h +++ b/include/asm-i386/mach-visws/setup_arch.h diff --git a/include/asm-i386/mach-visws/setup_arch_post.h b/include/asm-i386/mach-visws/setup_arch_post.h deleted file mode 100644 index cdbd895a54b1..000000000000 --- a/include/asm-i386/mach-visws/setup_arch_post.h +++ /dev/null @@ -1,49 +0,0 @@ -/* Hook for machine specific memory setup. - * - * This is included late in kernel/setup.c so that it can make use of all of - * the static functions. */ - -#define MB (1024 * 1024) - -unsigned long sgivwfb_mem_phys; -unsigned long sgivwfb_mem_size; - -long long mem_size __initdata = 0; - -static char * __init machine_specific_memory_setup(void) -{ - long long gfx_mem_size = 8 * MB; - - mem_size = ALT_MEM_K; - - if (!mem_size) { - printk(KERN_WARNING "Bootloader didn't set memory size, upgrade it !\n"); - mem_size = 128 * MB; - } - - /* - * this hardcodes the graphics memory to 8 MB - * it really should be sized dynamically (or at least - * set as a boot param) - */ - if (!sgivwfb_mem_size) { - printk(KERN_WARNING "Defaulting to 8 MB framebuffer size\n"); - sgivwfb_mem_size = 8 * MB; - } - - /* - * Trim to nearest MB - */ - sgivwfb_mem_size &= ~((1 << 20) - 1); - sgivwfb_mem_phys = mem_size - gfx_mem_size; - - add_memory_region(0, LOWMEMSIZE(), E820_RAM); - add_memory_region(HIGH_MEMORY, mem_size - sgivwfb_mem_size - HIGH_MEMORY, E820_RAM); - add_memory_region(sgivwfb_mem_phys, sgivwfb_mem_size, E820_RESERVED); - - return "PROM"; - - /* Remove gcc warnings */ - (void) sanitize_e820_map(NULL, NULL); - (void) copy_e820_map(NULL, 0); -} diff --git a/include/asm-i386/mach-voyager/setup_arch_pre.h b/include/asm-i386/mach-voyager/setup_arch.h index 48f7e6ff49a5..84d01ad33459 100644 --- a/include/asm-i386/mach-voyager/setup_arch_pre.h +++ b/include/asm-i386/mach-voyager/setup_arch.h @@ -3,7 +3,7 @@ /* Hook to call BIOS initialisation function */ -/* for voyager, pass the voyager BIOS/SUS info area to the detection +/* for voyager, pass the voyager BIOS/SUS info area to the detection * routines */ #define ARCH_SETUP voyager_detect(VOYAGER_BIOS_INFO); diff --git a/include/asm-i386/mach-voyager/setup_arch_post.h b/include/asm-i386/mach-voyager/setup_arch_post.h deleted file mode 100644 index f6f6c2cbc75c..000000000000 --- a/include/asm-i386/mach-voyager/setup_arch_post.h +++ /dev/null @@ -1,73 +0,0 @@ -/* Hook for machine specific memory setup. - * - * This is included late in kernel/setup.c so that it can make use of all of - * the static functions. */ - -static char * __init machine_specific_memory_setup(void) -{ - char *who; - - who = "NOT VOYAGER"; - - if(voyager_level == 5) { - __u32 addr, length; - int i; - - who = "Voyager-SUS"; - - e820.nr_map = 0; - for(i=0; voyager_memory_detect(i, &addr, &length); i++) { - add_memory_region(addr, length, E820_RAM); - } - return who; - } else if(voyager_level == 4) { - __u32 tom; - __u16 catbase = inb(VOYAGER_SSPB_RELOCATION_PORT)<<8; - /* select the DINO config space */ - outb(VOYAGER_DINO, VOYAGER_CAT_CONFIG_PORT); - /* Read DINO top of memory register */ - tom = ((inb(catbase + 0x4) & 0xf0) << 16) - + ((inb(catbase + 0x5) & 0x7f) << 24); - - if(inb(catbase) != VOYAGER_DINO) { - printk(KERN_ERR "Voyager: Failed to get DINO for L4, setting tom to EXT_MEM_K\n"); - tom = (EXT_MEM_K)<<10; - } - who = "Voyager-TOM"; - add_memory_region(0, 0x9f000, E820_RAM); - /* map from 1M to top of memory */ - add_memory_region(1*1024*1024, tom - 1*1024*1024, E820_RAM); - /* FIXME: Should check the ASICs to see if I need to - * take out the 8M window. Just do it at the moment - * */ - add_memory_region(8*1024*1024, 8*1024*1024, E820_RESERVED); - return who; - } - - who = "BIOS-e820"; - - /* - * Try to copy the BIOS-supplied E820-map. - * - * Otherwise fake a memory map; one section from 0k->640k, - * the next section from 1mb->appropriate_mem_k - */ - sanitize_e820_map(E820_MAP, &E820_MAP_NR); - if (copy_e820_map(E820_MAP, E820_MAP_NR) < 0) { - unsigned long mem_size; - - /* compare results from other methods and take the greater */ - if (ALT_MEM_K < EXT_MEM_K) { - mem_size = EXT_MEM_K; - who = "BIOS-88"; - } else { - mem_size = ALT_MEM_K; - who = "BIOS-e801"; - } - - e820.nr_map = 0; - add_memory_region(0, LOWMEMSIZE(), E820_RAM); - add_memory_region(HIGH_MEMORY, mem_size << 10, E820_RAM); - } - return who; -} diff --git a/include/asm-i386/setup.h b/include/asm-i386/setup.h index ee941457b55d..f737e423029e 100644 --- a/include/asm-i386/setup.h +++ b/include/asm-i386/setup.h @@ -59,6 +59,21 @@ extern unsigned char boot_params[PARAM_SIZE]; #define EDD_MBR_SIGNATURE ((unsigned int *) (PARAM+EDD_MBR_SIG_BUF)) #define EDD_BUF ((struct edd_info *) (PARAM+EDDBUF)) +/* + * Do NOT EVER look at the BIOS memory size location. + * It does not work on many machines. + */ +#define LOWMEMSIZE() (0x9f000) + +struct e820entry; + +char * __init machine_specific_memory_setup(void); + +int __init copy_e820_map(struct e820entry * biosmap, int nr_map); +int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map); +void __init add_memory_region(unsigned long long start, + unsigned long long size, int type); + #endif /* __ASSEMBLY__ */ #endif /* _i386_SETUP_H */ |