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Gentoo's Bugzilla – Attachment 49293 Details for
Bug 79219
new grub-0.95.20040823-r1.ebuild
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[patch]
splash patch
grub-0.95.20040823-splash.patch (text/plain), 20.67 KB, created by
Andrew Kirilenko
on 2005-01-23 08:32:46 UTC
(
hide
)
Description:
splash patch
Filename:
MIME Type:
Creator:
Andrew Kirilenko
Created:
2005-01-23 08:32:46 UTC
Size:
20.67 KB
patch
obsolete
>diff -Nur grub-0.95.20040823.patched/docs/grub.texi grub-0.95.20040823.splash/docs/grub.texi >--- grub-0.95.20040823.patched/docs/grub.texi 2004-08-24 02:21:31.000000000 +0300 >+++ grub-0.95.20040823.splash/docs/grub.texi 2005-01-23 16:51:04.165085152 +0200 >@@ -2115,6 +2115,7 @@ > * default:: Set the default entry > * fallback:: Set the fallback entry > * hiddenmenu:: Hide the menu interface >+* gfxmenu:: Use graphical menu interface > * timeout:: Set the timeout > * title:: Start a menu entry > @end menu >@@ -2147,6 +2148,15 @@ > @end deffn > > >+@node gfxmenu >+@subsection gfxmenu >+ >+@deffn Command gfxmenu file >+Use the graphical menu interface. The graphics data are taken from >+@var{file} and must be created using 'mkbootmsg' from the gfxboot package. >+@end deffn >+ >+ > @node hiddenmenu > @subsection hiddenmenu > >diff -Nur grub-0.95.20040823.patched/grub/asmstub.c grub-0.95.20040823.splash/grub/asmstub.c >--- grub-0.95.20040823.patched/grub/asmstub.c 2004-08-24 02:21:31.000000000 +0300 >+++ grub-0.95.20040823.splash/grub/asmstub.c 2005-01-23 16:51:04.167084848 +0200 >@@ -478,6 +478,32 @@ > return 0; > } > >+/* graphical menu functions . */ >+int >+gfx_init (gfx_data_t *gfx_data) >+{ >+ return 0; >+} >+ >+int >+gfx_done (gfx_data_t *gfx_data) >+{ >+ return 0; >+} >+ >+int >+gfx_input (gfx_data_t *gfx_data, int *menu_entry) >+{ >+ return 0; >+} >+ >+int >+gfx_setup_menu (gfx_data_t *gfx_data) >+{ >+ return 0; >+} >+ >+ > /* low-level timing info */ > int > getrtsecs (void) >diff -Nur grub-0.95.20040823.patched/stage2/asm.S grub-0.95.20040823.splash/stage2/asm.S >--- grub-0.95.20040823.patched/stage2/asm.S 2004-08-24 02:21:32.000000000 +0300 >+++ grub-0.95.20040823.splash/stage2/asm.S 2005-01-23 16:56:51.860227456 +0200 >@@ -1610,6 +1610,301 @@ > popl %ebp > ret > >+ >+/* >+ * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - >+ * >+ * graphical menu functions >+ * >+ */ >+ >+/* >+ * int gfx_init (gfx_data_t *gfx_data) >+ * >+ * init gfx things >+ * >+ * return vales: >+ * 0: ok >+ * 1: failed >+ * sets gfx_data->ok >+ */ >+ >+ENTRY(gfx_init) >+ pushl %ebp >+ movl %esp, %ebp >+ >+ pushl %edi >+ pushl %esi >+ pushl %ebx >+ >+ movl 8(%ebp),%edx >+ movl %edx,%edi >+ andl $0xf,%edi >+ shrl $4,%edx >+ >+ pushl %ebp >+ >+ call EXT_C(prot_to_real) >+ .code16 >+ >+ pushw %ds >+ >+ movw %dx,%ds >+ leal gfx_ofs_sys_cfg(%di),%esi >+ movl gfx_ofs_mem_file(%di),%eax >+ movl gfx_ofs_mem_cur(%di),%ebx >+ movl gfx_ofs_mem_max(%di),%ecx >+ movw %ds,%dx >+ >+ /* basically just a lcall, but we need %edi */ >+ pushw %cs >+ pushw $gfx_init_50 >+ pushl gfx_ofs_jmp_table + 4 * 0 (%di) >+ >+ movl gfx_ofs_mem_align(%di),%edi >+ >+ lret >+ >+gfx_init_50: >+ movl $0,%ebx >+ adcl $0,%ebx >+ >+ popw %ds >+ >+ DATA32 call EXT_C(real_to_prot) >+ .code32 >+ >+ popl %ebp >+ >+ movl %ebx,%eax >+ negl %ebx >+ incl %ebx >+ movl 8(%ebp),%edx >+ movl %ebx,gfx_ofs_ok(%edx) >+ >+ popl %ebx >+ popl %esi >+ popl %edi >+ >+ popl %ebp >+ ret >+ >+ >+/* >+ * int gfx_done (gfx_data_t *gfx_data) >+ * >+ * shut down gfx things >+ * >+ * return vales: >+ * always 0 >+ * sets gfx_data->ok >+ */ >+ >+ENTRY(gfx_done) >+ pushl %ebp >+ movl %esp, %ebp >+ >+ pushl %edi >+ pushl %esi >+ pushl %ebx >+ >+ movl 8(%ebp),%edx >+ movl %edx,%ebx >+ andl $0xf,%ebx >+ shrl $4,%edx >+ >+ pushl %ebp >+ >+ call EXT_C(prot_to_real) >+ .code16 >+ >+ pushw %ds >+ >+ movw %dx,%ds >+ >+ lcall *gfx_ofs_jmp_table + 4 * 1 (%bx) >+ >+ popw %ds >+ >+ DATA32 call EXT_C(real_to_prot) >+ .code32 >+ >+ popl %ebp >+ >+ xorl %eax,%eax >+ movl 8(%ebp),%edx >+ movl %eax,gfx_ofs_ok(%edx) >+ >+ popl %ebx >+ popl %esi >+ popl %edi >+ >+ popl %ebp >+ ret >+ >+ >+/* >+ * int gfx_input (gfx_data_t *gfx_data, int *menu_entry) >+ * >+ * let user enter a command line >+ * >+ * uses gfx_data->cmdline as buffer >+ * >+ * return values: >+ * 1: abort >+ * 2: boot >+ * menu_entry: selected entry >+ */ >+ >+ENTRY(gfx_input) >+ pushl %ebp >+ movl %esp, %ebp >+ >+ pushl %edi >+ pushl %esi >+ pushl %ebx >+ >+ movl 8(%ebp),%edx >+ movl %edx,%ebx >+ andl $0xf,%ebx >+ shrl $4,%edx >+ >+ pushl %ebp >+ >+ call EXT_C(prot_to_real) >+ .code16 >+ >+ pushw %ds >+ >+ movw %dx,%ds >+ shll $4,%edx >+ movl gfx_ofs_cmdline(%bx),%edi >+ subl %edx,%edi >+ movw gfx_ofs_cmdline_len(%bx),%cx >+ movw gfx_ofs_timeout(%bx),%ax >+ imulw $18,%ax >+ >+ pushl %ebp >+ lcall *gfx_ofs_jmp_table + 4 * 2 (%bx) >+ popl %ebp >+ movl %eax,%ecx >+ >+ popw %ds >+ >+ DATA32 call EXT_C(real_to_prot) >+ .code32 >+ >+ popl %ebp >+ >+ movl 12(%ebp),%edx >+ movl %ebx,(%edx) >+ >+ movl %ecx,%eax >+ >+ popl %ebx >+ popl %esi >+ popl %edi >+ >+ popl %ebp >+ ret >+ >+ >+/* >+ * int gfx_setup_menu (gfx_data_t *gfx_data) >+ * >+ * draw boot menu >+ * >+ * return values: >+ * always 0 >+ */ >+ >+/* menu entry descriptor */ >+#define menu_entries 0 >+#define menu_default 2 /* seg:ofs */ >+#define menu_ent_list 6 /* seg:ofs */ >+#define menu_ent_size 10 >+#define menu_arg_list 12 /* seg:ofs */ >+#define menu_arg_size 16 >+#define sizeof_menu_desc 18 >+ >+ENTRY(gfx_setup_menu) >+ pushl %ebp >+ movl %esp, %ebp >+ >+ pushl %edi >+ pushl %esi >+ pushl %ebx >+ >+ movl 8(%ebp),%edx >+ movl %edx,%ebx >+ andl $0xf,%ebx >+ shrl $4,%edx >+ >+ call EXT_C(prot_to_real) >+ .code16 >+ >+ pushw %ds >+ >+ movw %dx,%ds >+ shll $4,%edx >+ >+ subw $sizeof_menu_desc,%sp >+ movw %sp,%bp >+ >+ movl gfx_ofs_menu_entries(%bx),%eax >+ movw %ax,menu_entries(%bp) >+ >+ movl gfx_ofs_menu_default_entry(%bx),%eax >+ subl %edx,%eax >+ movw %ax,menu_default(%bp) >+ movw %ds,menu_default+2(%bp) >+ >+ movl gfx_ofs_menu_list(%bx),%eax >+ subl %edx,%eax >+ movw %ax,menu_ent_list(%bp) >+ movw %ds,menu_ent_list+2(%bp) >+ >+ movl gfx_ofs_menu_entry_len(%bx),%eax >+ movw %ax,menu_ent_size(%bp) >+ >+ movl gfx_ofs_args_list(%bx),%eax >+ subl %edx,%eax >+ movw %ax,menu_arg_list(%bp) >+ movw %ds,menu_arg_list+2(%bp) >+ >+ movl gfx_ofs_args_entry_len(%bx),%eax >+ movw %ax,menu_arg_size(%bp) >+ >+ movw %bp,%si >+ pushw %ss >+ popw %es >+ >+ lcall %ds: *gfx_ofs_jmp_table + 4 * 3 (%bx) >+ >+ addw $sizeof_menu_desc,%sp >+ >+ popw %ds >+ >+ DATA32 call EXT_C(real_to_prot) >+ .code32 >+ >+ xorl %eax,%eax >+ >+ popl %ebx >+ popl %esi >+ popl %edi >+ >+ popl %ebp >+ ret >+ >+ >+/* >+ * >+ * end graphics stuff >+ * >+ * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - >+ */ >+ > > /* > * gateA20(int linear) >diff -Nur grub-0.95.20040823.patched/stage2/builtins.c grub-0.95.20040823.splash/stage2/builtins.c >--- grub-0.95.20040823.patched/stage2/builtins.c 2005-01-23 16:27:29.962076688 +0200 >+++ grub-0.95.20040823.splash/stage2/builtins.c 2005-01-23 16:51:04.174083784 +0200 >@@ -63,6 +63,8 @@ > int fallback_entries[MAX_FALLBACK_ENTRIES]; > /* The number of current entry. */ > int current_entryno; >+/* graphics file */ >+char graphics_file[64]; > /* The address for Multiboot command-line buffer. */ > static char *mb_cmdline; > /* The password. */ >@@ -1327,6 +1329,26 @@ > }; > > >+/* graphics */ >+static int >+gfxmenu_func (char *arg, int flags) >+{ >+ memmove(graphics_file, arg, sizeof graphics_file - 1); >+ graphics_file[sizeof graphics_file - 1] = 0; >+ >+ return 0; >+} >+ >+static struct builtin builtin_gfxmenu = >+{ >+ "gfxmenu", >+ gfxmenu_func, >+ BUILTIN_MENU | BUILTIN_HELP_LIST, >+ "gfxmenu FILE", >+ "Use the graphical menu from FILE." >+}; >+ >+ > /* geometry */ > static int > geometry_func (char *arg, int flags) >@@ -4825,6 +4847,7 @@ > &builtin_find, > &builtin_fstest, > &builtin_geometry, >+ &builtin_gfxmenu, > &builtin_halt, > &builtin_help, > &builtin_hiddenmenu, >diff -Nur grub-0.95.20040823.patched/stage2/shared.h grub-0.95.20040823.splash/stage2/shared.h >--- grub-0.95.20040823.patched/stage2/shared.h 2004-08-24 02:21:32.000000000 +0300 >+++ grub-0.95.20040823.splash/stage2/shared.h 2005-01-23 16:56:51.862227152 +0200 >@@ -374,6 +374,27 @@ > #endif /* WITHOUT_LIBC_STUBS */ > > >+/* see typedef gfx_data_t below */ >+#define gfx_ofs_ok 0x00 >+#define gfx_ofs_mem_start 0x04 >+#define gfx_ofs_mem_cur 0x08 >+#define gfx_ofs_mem_max 0x0c >+#define gfx_ofs_code_seg 0x10 >+#define gfx_ofs_jmp_table 0x14 >+#define gfx_ofs_sys_cfg 0x44 >+#define gfx_ofs_cmdline 0x4c >+#define gfx_ofs_cmdline_len 0x50 >+#define gfx_ofs_menu_list 0x54 >+#define gfx_ofs_menu_default_entry 0x58 >+#define gfx_ofs_menu_entries 0x5c >+#define gfx_ofs_menu_entry_len 0x60 >+#define gfx_ofs_args_list 0x64 >+#define gfx_ofs_args_entry_len 0x68 >+#define gfx_ofs_timeout 0x6c >+#define gfx_ofs_mem_file 0x70 >+#define gfx_ofs_mem_align 0x74 >+ >+ > #ifndef ASM_FILE > /* > * Below this should be ONLY defines and other constructs for C code. >@@ -595,6 +616,41 @@ > extern int default_entry; > extern int current_entryno; > >+ >+/* >+ * graphics menu stuff >+ * >+ * Note: gfx_data and all data referred to in it must lie within a 64k area. >+ */ >+typedef struct { >+ unsigned ok; /* set while we're in graphics mode */ >+ unsigned mem_start, mem_cur, mem_max; >+ unsigned code_seg; /* code segment of binary graphics code */ >+ unsigned jmp_table[12]; /* link to graphics functions */ >+ unsigned char sys_cfg[8]; /* sys_cfg[0]: identifies boot loader (grub == 2) */ >+ char *cmdline; /* command line returned by gfx_input() */ >+ unsigned cmdline_len; /* length of the above */ >+ char *menu_list; /* list of menu entries, each of fixed length (menu_entry_len) */ >+ char *menu_default_entry; /* the default entry */ >+ unsigned menu_entries; /* number of entries in menu_list */ >+ unsigned menu_entry_len; /* one entry */ >+ char *args_list; /* same structure as menu_list, menu_entries entries */ >+ unsigned args_entry_len; /* one entry */ >+ unsigned timeout; /* in seconds (0: no timeout) */ >+ unsigned mem_file; /* aligned gfx file start */ >+ unsigned mem_align; /* aligned cpio file start */ >+} __attribute__ ((packed)) gfx_data_t; >+ >+extern gfx_data_t *graphics_data; >+ >+/* pointer to graphics image data */ >+extern char graphics_file[64]; >+ >+int gfx_init(gfx_data_t *gfx_data); >+int gfx_done(gfx_data_t *gfx_data); >+int gfx_input(gfx_data_t *gfx_data, int *menu_entry); >+int gfx_setup_menu(gfx_data_t *gfx_data); >+ > /* The constants for password types. */ > typedef enum > { >diff -Nur grub-0.95.20040823.patched/stage2/stage2.c grub-0.95.20040823.splash/stage2/stage2.c >--- grub-0.95.20040823.patched/stage2/stage2.c 2004-08-24 02:21:32.000000000 +0300 >+++ grub-0.95.20040823.splash/stage2/stage2.c 2005-01-23 16:56:51.866226544 +0200 >@@ -22,6 +22,8 @@ > > grub_jmp_buf restart_env; > >+gfx_data_t *graphics_data; >+ > #if defined(PRESET_MENU_STRING) || defined(SUPPORT_DISKLESS) > > # if defined(PRESET_MENU_STRING) >@@ -310,6 +312,12 @@ > > if (! auth && password) > { >+ if (*graphics_file) >+ { >+ printf ("\ >+ WARNING: graphical menu doesn\'t work\ >+ in conjunction with the password feature\n" ); >+ } > printf ("\ > Press enter to boot the selected OS or \'p\' to enter a\n\ > password to unlock the next set of features."); >@@ -753,6 +761,413 @@ > } > > >+ >+#if 0 >+/* for debugging */ >+static void hexdump(unsigned char *buf, unsigned len) >+{ >+ int i, j = 0; >+ char s[17]; >+ unsigned addr = (unsigned) buf; >+ >+ s[16] = 0; >+ while(len--) { >+ i = buf[j]; >+ i = i & 0xff; >+ s[j & 15] = (i >= 0x20 && i <= 0x7e) ? i : '.'; >+ if(!(j & 15)) { >+ printf("%x ", j + addr); >+ } >+ if(!(j & 7) && (j & 15)) printf(" "); >+ /* stupid grub_printf */ >+ printf("%x", (i >> 4) & 0x0f); >+ printf("%x ", i & 0x0f); >+ if(!(++j & 15)) { >+ printf(" %s\n", s); >+ } >+ } >+ >+ if(j & 15) { >+ s[j & 15] = 0; >+ if(!(j & 8)) printf(" "); >+ i = 1 + 3 * (16 - (j & 15)); >+ while(i--) printf(" "); >+ printf("%s\n", s); >+ } >+} >+#endif >+ >+/* >+ * Go through config entry and find kernel args, if any. >+ */ >+static char *get_kernel_args(char *cfg) >+{ >+ int j; >+ char *s, *t = ""; >+ >+ for(j = 0; ; j++) { >+ s = get_entry(cfg, j, 0); >+ if(!*s) break; >+ if(!memcmp(s, "kernel", 6) && (s[6] == ' ' || s[6] == '\t')) { >+ t = skip_to(0, s); >+ if(*t) t = skip_to(0, t); >+ break; >+ } >+ } >+ >+ return t; >+} >+ >+ >+/* >+ * Check header and return code start offset. >+ */ >+static unsigned magic_ok(unsigned char *buf) >+{ >+ if( >+ *(unsigned *) buf == 0x0b2d97f00 && /* magic id */ >+ buf[4] == 5 /* version 5 */ >+ ) { >+ return *(unsigned *) (buf + 8); >+ } >+ >+ return 0; >+} >+ >+ >+/* >+ * Search cpio archive for gfx file. >+ */ >+static unsigned find_file(unsigned char *buf, unsigned len, unsigned *gfx_file_start) >+{ >+ unsigned i, fname_len, flen, code_start = 0; >+ >+ *gfx_file_start = 0; >+ >+ for(i = 0; i < len;) { >+ if((len - i) >= 0x1a && (buf[i] + (buf[i + 1] << 8)) == 0x71c7) { >+ fname_len = *(unsigned short *) (buf + i + 20); >+ flen = *(unsigned short *) (buf + i + 24) + (*(unsigned short *) (buf + i + 22) << 16); >+ i += 26 + fname_len; >+ i = ((i + 1) & ~1); >+ if((code_start = magic_ok(buf + i))) { >+ *gfx_file_start = i; >+ return code_start; >+ } >+ i += flen; >+ i = ((i + 1) & ~1); >+ } >+ else { >+ break; >+ } >+ } >+ >+ return code_start; >+} >+ >+ >+/* >+ * Leave that much space on the heap. Everything else goes to the graphics >+ * functions. >+ * >+ * 0x2000 is _not_ enough >+ */ >+#define MIN_HEAP_SIZE 0x4000 >+ >+/* gfx code needs at least this much free memory */ >+#define MIN_GFX_FREE 0xc000 >+ >+/* >+ * Does normally not return. >+ */ >+static void >+run_graphics_menu (char *menu_entries, char *config_entries, int num_entries, >+ char *heap, int entryno) >+{ >+ unsigned char *buf; >+ unsigned u, buf_size, code_start, file_start; >+ char *s, *t, *cfg, *new_config; >+ char *saved_heap; >+ int i, j, max_len; >+ int selected_entry; >+ gfx_data_t *gfx_data; >+ >+ /* >+ * check gfx_data_t struct offsets for consistency; gcc will optimize away >+ * the whole block >+ */ >+ >+ /* dummy function to make ld fail */ >+ { >+ extern void wrong_struct_size(void); >+ #define gfx_ofs_check(a) if(gfx_ofs_##a != (char *) &gfx_data->a - (char *) gfx_data) wrong_struct_size(); >+ gfx_ofs_check(ok); >+ gfx_ofs_check(mem_start); >+ gfx_ofs_check(mem_cur); >+ gfx_ofs_check(mem_max); >+ gfx_ofs_check(code_seg); >+ gfx_ofs_check(jmp_table); >+ gfx_ofs_check(sys_cfg); >+ gfx_ofs_check(cmdline); >+ gfx_ofs_check(cmdline_len); >+ gfx_ofs_check(menu_list); >+ gfx_ofs_check(menu_default_entry); >+ gfx_ofs_check(menu_entries); >+ gfx_ofs_check(menu_entry_len); >+ gfx_ofs_check(args_list); >+ gfx_ofs_check(args_entry_len); >+ gfx_ofs_check(timeout); >+ gfx_ofs_check(mem_file); >+ gfx_ofs_check(mem_align); >+ #undef gfx_ofs_check >+ } >+ >+ if(!num_entries) return; >+ >+ graphics_data = gfx_data = (gfx_data_t *) heap; >+ heap += sizeof *gfx_data; >+ memset(gfx_data, 0, sizeof *gfx_data); >+ >+ gfx_data->sys_cfg[0] = 2; /* bootloader: grub */ >+ gfx_data->timeout = grub_timeout >= 0 ? grub_timeout : 0; >+ >+ >+ /* setup command line edit buffer */ >+ >+ gfx_data->cmdline_len = 256; >+ >+ gfx_data->cmdline = heap; >+ heap += gfx_data->cmdline_len; >+ memset(gfx_data->cmdline, 0, gfx_data->cmdline_len); >+ >+ >+ /* setup menu entries */ >+ >+ for(i = max_len = 0; i < num_entries; i++) { >+ j = strlen(get_entry(menu_entries, i, 0)); >+ if(j > max_len) max_len = j; >+ } >+ >+ if(!max_len) return; >+ >+ gfx_data->menu_entry_len = max_len + 1; >+ gfx_data->menu_entries = num_entries; >+ >+ gfx_data->menu_list = heap; >+ heap += gfx_data->menu_entry_len * gfx_data->menu_entries; >+ >+ memset(gfx_data->menu_list, 0, gfx_data->menu_entry_len * gfx_data->menu_entries); >+ >+ for(i = 0; i < (int) gfx_data->menu_entries; i++) { >+ strcpy(gfx_data->menu_list + i * gfx_data->menu_entry_len, get_entry(menu_entries, i, 0)); >+ } >+ >+ gfx_data->menu_default_entry = gfx_data->menu_list + entryno * gfx_data->menu_entry_len; >+ >+ >+ /* setup list of kernel args */ >+ >+ for(i = max_len = 0; i < num_entries; i++) { >+ s = get_kernel_args(get_entry(config_entries, i, 1)); >+ j = strlen(s); >+ if(j > max_len) max_len = j; >+ } >+ >+ gfx_data->args_entry_len = max_len + 1; >+ >+ gfx_data->args_list = heap; >+ heap += gfx_data->args_entry_len * gfx_data->menu_entries; >+ >+ memset(gfx_data->args_list, 0, gfx_data->args_entry_len * gfx_data->menu_entries); >+ >+ for(i = 0; i < (int) gfx_data->menu_entries; i++) { >+ strcpy(gfx_data->args_list + i* gfx_data->args_entry_len, get_kernel_args(get_entry(config_entries, i, 1))); >+ } >+ >+ >+ /* go back here when we no longer need the graphics data */ >+ saved_heap = heap; >+ >+ >+ /* get memory area to be used by graphics functions */ >+ >+ buf = (unsigned char *) (((unsigned) heap + 0xf) & ~0xf); >+ >+ buf_size = (unsigned char *) &buf - buf - MIN_HEAP_SIZE; >+ buf_size &= ~0xf; >+ >+ /* too small */ >+ if(buf_size < 0x10000) return; >+ >+ gfx_data->mem_start = (unsigned) buf; >+ gfx_data->mem_max = gfx_data->mem_start + buf_size; >+ >+#if 0 >+ printf("graphics menu\n"); >+ printf( >+ "heap = 0x%x, buf = 0x%x (0x%x bytes), graphics_file = %s\n", >+ heap, gfx_data->mem_start, buf_size, graphics_file >+ ); >+ getkey(); >+#endif >+ >+ heap += buf_size; >+ >+ >+ /* read the file */ >+ >+ if(!grub_open(graphics_file)) { >+ printf("graphics file \"%s\" missing, press a key to continue...\n", graphics_file); >+ getkey(); >+ return; >+ } >+ >+ i = grub_read(buf, buf_size); >+ >+ grub_close(); >+ >+ if(i <= 0) { >+ printf("error reading \"%s\", press a key to continue...\n", graphics_file); >+ getkey(); >+ return; >+ } >+ >+ /* besides the file, we need some working memory, too */ >+ if(i + MIN_GFX_FREE + 0x0f >= (int) buf_size) { >+ printf("file \"%s\" too large, press a key to continue...\n", graphics_file); >+ getkey(); >+ return; >+ } >+ >+ gfx_data->mem_cur = gfx_data->mem_start + ((i + 0x0f + 3) & ~3); /* align it */ >+ >+#if 0 >+ printf("image: %d bytes (%d bytes left)\n", i, gfx_data->mem_max - gfx_data->mem_cur); >+ getkey(); >+#endif >+ >+ >+ /* locate file inside cpio archive */ >+ if(!(code_start = find_file(buf, i, &file_start))) { >+ printf("\"%s\" has wrong format, press a key to continue...\n", graphics_file); >+ getkey(); >+ return; >+ } >+ >+ >+ /* align it */ >+ u = (-(code_start + gfx_data->mem_start + file_start)) & 0x0f; >+ gfx_data->mem_align = gfx_data->mem_start + u; >+ gfx_data->mem_file = gfx_data->mem_align + file_start; >+ if(u) { >+ memcpy((void *) gfx_data->mem_align, (void *) gfx_data->mem_start, i); >+ } >+ >+ /* init interface to graphics functions */ >+ >+ code_start += gfx_data->mem_file; >+ >+#if 0 >+ printf("code_start: 0x%x, file_start: 0x%x, mem_align = 0x%x, mem_file = 0x%x\n", >+ code_start, file_start, gfx_data->mem_align, gfx_data->mem_file >+ ); >+ getkey(); >+#endif >+ >+ gfx_data->code_seg = code_start >> 4; >+ >+#if 0 >+ printf("code start = 0x%x, code_seg = 0x%x\n", code_start, gfx_data->code_seg); >+#endif >+ >+ for(i = 0; (unsigned) i < sizeof gfx_data->jmp_table / sizeof *gfx_data->jmp_table; i++) { >+ gfx_data->jmp_table[i] = (gfx_data->code_seg << 16) + ((unsigned short *) code_start)[i]; >+ } >+ >+#if 0 >+ for(i = 0; i < 12; i++) { >+ printf("%d: 0x%x\n", i, gfx_data->jmp_table[i]); >+ } >+ >+ for(i = 0; i < gfx_data->menu_entries; i++) { >+ printf(">%s< - >%s<\n", >+ gfx_data->menu_list + i * gfx_data->menu_entry_len, >+ gfx_data->args_list + i * gfx_data->args_entry_len >+ ); >+ } >+ >+ printf("def: >%s<\n", gfx_data->menu_default_entry); >+#endif >+ >+ >+ /* switch to graphics mode */ >+ >+ if(gfx_init(gfx_data)) { >+#if 0 >+ printf("gfx_init failed\n"); >+ getkey(); >+#endif >+ return; >+ } >+ >+ gfx_setup_menu(gfx_data); >+ >+ i = gfx_input(gfx_data, &selected_entry); >+ >+ /* ESC -> show text menu */ >+ if(i == 1) { >+ gfx_done(gfx_data); >+ grub_timeout = -1; >+ >+ return; >+ } >+ >+ gfx_done(gfx_data); >+ >+ heap = saved_heap; /* free most of the graphics data */ >+ >+ // printf("cmdline: >%s<, entry = %d\n", gfx_data->cmdline, selected_entry); >+ >+ if(selected_entry < 0 || selected_entry > num_entries) return; >+ >+ >+ /* create new config with modified kernel option */ >+ >+ cfg = get_entry(config_entries, selected_entry, 1); >+ >+ new_config = heap; >+ >+ for(i = 0; ; i++) { >+ s = get_entry(cfg, i, 0); >+ if(!*s) { >+ if(!i) *heap++ = 0; >+ *heap++ = 0; >+ break; >+ } >+ if(!memcmp(s, "kernel", 6) && (s[6] == ' ' || s[6] == '\t')) { >+ t = skip_to(0, s); >+ if(*t) t = skip_to(0, t); >+ memmove(heap, s, t - s); >+ heap += t - s; >+ *heap++ = ' '; >+ strcpy(heap, gfx_data->cmdline); >+ heap += strlen(gfx_data->cmdline) + 1; >+ } >+ else { >+ strcpy(heap, s); >+ heap += strlen(s) + 1; >+ } >+ } >+ >+ *heap++ = 0; >+ >+ // hexdump(new_config, heap - new_config); >+ // getkey(); >+ >+ run_script(new_config, heap); >+} >+ >+ > static int > get_line_from_config (char *cmdline, int maxlen, int read_from_file) > { >@@ -1058,9 +1473,12 @@ > } > else > { >- /* Run menu interface. */ >- run_menu (menu_entries, config_entries, num_entries, >- menu_entries + menu_len, default_entry); >+ if (*graphics_file && !password && show_menu && grub_timeout) >+ { >+ run_graphics_menu(menu_entries, config_entries, num_entries,menu_entries + menu_len, default_entry); >+ } >+ /* Run menu interface. */ >+ run_menu (menu_entries, config_entries, num_entries, menu_entries + menu_len, default_entry); > } > } > }
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