Hello from mipsel
This commit is contained in:
parent
e27fbc80e4
commit
de75aa3d67
8 changed files with 66 additions and 12 deletions
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@ -2,7 +2,7 @@
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# -*- makefile -*-
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COMMON_ASFLAGS = -nostdinc
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COMMON_CFLAGS =
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COMMON_CFLAGS = -mexplicit-relocs -mflush-func=grub_cpu_flush_cache
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COMMON_LDFLAGS += -nostdlib
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# Used by various components. These rules need to precede them.
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@ -17,7 +17,7 @@ kernel_img_HEADERS = boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
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env.h err.h file.h fs.h kernel.h misc.h mm.h net.h parser.h reader.h \
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symbol.h term.h time.h types.h loader.h partition.h \
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msdos_partition.h machine/kernel.h handler.h list.h \
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command.h
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command.h machine/memory.h cpu/libgcc.h cpu/cache.h
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symlist.c: $(addprefix include/grub/,$(kernel_img_HEADERS)) config.h gensymlist.sh
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/bin/sh gensymlist.sh $(filter %.h,$^) > $@ || (rm -f $@; exit 1)
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@ -99,8 +99,8 @@ kernel_img_LDFLAGS = $(COMMON_LDFLAGS) -static-libgcc -lgcc \
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-Wl,-N,-S,-Ttext,$(LINK_BASE),-Bstatic
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# Scripts.
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sbin_SCRIPTS = grub-install
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bin_SCRIPTS = grub-mkrescue
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sbin_SCRIPTS =
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bin_SCRIPTS =
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# Modules.
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pkglib_MODULES = memdisk.mod \
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@ -29,7 +29,7 @@ FNR == 1 {
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if ($1 in symtab) {
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modtab[module] = modtab[module] " " symtab[$1];
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}
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else {
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else if ($1 != "__gnu_local_gp"){
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printf "%s in %s is not defined\n", $1, module >"/dev/stderr";
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error++;
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exit;
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@ -27,9 +27,27 @@
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#define GRUB_MACHINE_MEMORY_STACK_HIGH 0x81000000
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#define GRUB_MACHINE_MEMORY_AVAILABLE 1
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#ifndef ASM_FILE
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grub_err_t EXPORT_FUNC (grub_machine_mmap_iterate)
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(int NESTED_FUNC_ATTR (*hook) (grub_uint64_t, grub_uint64_t, grub_uint32_t));
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grub_err_t EXPORT_FUNC(grub_machine_mmap_iterate)
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(int NESTED_FUNC_ATTR (*hook) (grub_uint64_t, grub_uint64_t, grub_uint32_t));
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static inline grub_err_t
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grub_machine_mmap_register (grub_uint64_t start __attribute__ ((unused)),
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grub_uint64_t size __attribute__ ((unused)),
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int type __attribute__ ((unused)),
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int handle __attribute__ ((unused)))
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{
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return GRUB_ERR_NONE;
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}
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static inline grub_err_t
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grub_machine_mmap_unregister (int handle __attribute__ ((unused)))
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{
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return GRUB_ERR_NONE;
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}
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#endif
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#endif
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16
kern/main.c
16
kern/main.c
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@ -149,29 +149,45 @@ grub_load_normal_mode (void)
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void
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grub_main (void)
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{
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*((grub_uint8_t *)0x140003f8) = '1';
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/* First of all, initialize the machine. */
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grub_machine_init ();
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*((grub_uint8_t *)0x140003f8) = '2';
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/* Hello. */
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grub_setcolorstate (GRUB_TERM_COLOR_HIGHLIGHT);
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*((grub_uint8_t *)0x140003f8) = 'a';
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grub_printf ("Welcome to GRUB!\n\n");
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*((grub_uint8_t *)0x140003f8) = 'b';
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grub_setcolorstate (GRUB_TERM_COLOR_STANDARD);
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*((grub_uint8_t *)0x140003f8) = '3';
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/* Load pre-loaded modules and free the space. */
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grub_register_exported_symbols ();
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grub_load_modules ();
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*((grub_uint8_t *)0x140003f8) = '4';
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/* It is better to set the root device as soon as possible,
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for convenience. */
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grub_machine_set_prefix ();
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grub_env_export ("prefix");
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grub_set_root_dev ();
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*((grub_uint8_t *)0x140003f8) = '5';
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grub_register_core_commands ();
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grub_register_rescue_parser ();
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grub_register_rescue_reader ();
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*((grub_uint8_t *)0x140003f8) = '6';
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grub_load_config ();
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*((grub_uint8_t *)0x140003f8) = '7';
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grub_load_normal_mode ();
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*((grub_uint8_t *)0x140003f8) = '8';
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grub_reader_loop (0);
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}
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@ -1,5 +1,5 @@
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#include <grub/symbol.h>
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FUNCTION (grub_arch_sync_caches)
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FUNCTION (_flush_cache)
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FUNCTION (grub_cpu_flush_cache)
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j $31
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@ -4,9 +4,13 @@
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#include <grub/time.h>
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#include <grub/types.h>
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#include <grub/misc.h>
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#include <grub/mm.h>
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#include <grub/machine/kernel.h>
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#include <grub/machine/memory.h>
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#include <grub/cpu/kernel.h>
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#define RAMSIZE (*(grub_uint32_t *) ((16 << 20) - 264))
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grub_uint32_t
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grub_get_rtc (void)
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{
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@ -17,6 +21,8 @@ grub_get_rtc (void)
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void
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grub_machine_init (void)
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{
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grub_mm_init_region ((void *) GRUB_MACHINE_MEMORY_STACK_HIGH,
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RAMSIZE - GRUB_MACHINE_MEMORY_STACK_HIGH);
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}
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void
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{
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return ALIGN_UP((grub_addr_t) _end + GRUB_MOD_GAP, GRUB_MOD_ALIGN);
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}
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grub_err_t
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grub_machine_mmap_iterate (int NESTED_FUNC_ATTR (*hook) (grub_uint64_t,
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grub_uint64_t,
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grub_uint32_t))
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{
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hook (0, RAMSIZE,
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GRUB_MACHINE_MEMORY_AVAILABLE);
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return GRUB_ERR_NONE;
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}
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@ -598,7 +598,7 @@ grub_vsprintf (char *str, const char *fmt, va_list args)
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if (str)
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*str++ = ch;
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else
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grub_putchar (ch);
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grub_putchar (ch);
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count++;
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}
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14
kern/term.c
14
kern/term.c
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@ -48,8 +48,9 @@ struct grub_handler_class grub_term_output_class =
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void
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grub_putcode (grub_uint32_t code)
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{
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int height = grub_getwh () & 255;
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// int height = grub_getwh () & 255;
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#if 0
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if (code == '\t' && grub_cur_term_output->getxy)
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{
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int n;
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return;
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}
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#endif
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(grub_cur_term_output->putchar) (code);
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// (grub_cur_term_output->putchar) (code);
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*((grub_uint8_t *)0x140003f8) = code;
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if (code == '\n')
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{
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grub_putcode ('\r');
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#if 0
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grub_more_lines++;
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if (grub_more && grub_more_lines == height - 1)
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else
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grub_more_lines = 0;
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}
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#endif
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}
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}
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void
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grub_setcolorstate (grub_term_color_state state)
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{
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if (grub_cur_term_output->setcolorstate)
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if (grub_cur_term_output && grub_cur_term_output->setcolorstate)
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(grub_cur_term_output->setcolorstate) (state);
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}
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void
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grub_setcolor (grub_uint8_t normal_color, grub_uint8_t highlight_color)
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{
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if (grub_cur_term_output->setcolor)
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if (grub_cur_term_output && grub_cur_term_output->setcolor)
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(grub_cur_term_output->setcolor) (normal_color, highlight_color);
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}
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