Uwe Hermann | 0ab8cdd | 2008-04-22 20:19:53 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreinfo project. |
| 3 | * |
| 4 | * Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; version 2 of the License. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
Paul Menzel | a46a712 | 2013-02-23 18:37:27 +0100 | [diff] [blame^] | 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
Uwe Hermann | 0ab8cdd | 2008-04-22 20:19:53 +0000 | [diff] [blame] | 18 | */ |
| 19 | |
| 20 | #include "coreinfo.h" |
| 21 | |
| 22 | #ifdef CONFIG_MODULE_BOOTLOG |
| 23 | |
| 24 | #define CONFIG_COREBOOT_PRINTK_BUFFER_ADDR 0x90000 |
| 25 | #define CONFIG_COREBOOT_PRINTK_BUFFER_SIZE 65536 |
| 26 | |
| 27 | static char *buf; |
| 28 | static s32 cursor = 0; |
| 29 | static s32 cursor_max; |
| 30 | |
| 31 | static int bootlog_module_init(void) |
| 32 | { |
| 33 | int i; |
| 34 | volatile unsigned long *ptr = |
| 35 | (void *)(CONFIG_COREBOOT_PRINTK_BUFFER_ADDR + 16); /* FIXME */ |
| 36 | |
| 37 | buf = malloc(CONFIG_COREBOOT_PRINTK_BUFFER_SIZE); |
| 38 | if (!buf) { |
| 39 | /* TODO */ |
| 40 | } |
| 41 | |
| 42 | memcpy(buf, (char *)ptr, CONFIG_COREBOOT_PRINTK_BUFFER_SIZE); |
| 43 | |
| 44 | cursor_max = CONFIG_COREBOOT_PRINTK_BUFFER_SIZE; |
| 45 | for (i = 0; i < 20; i++) { |
| 46 | do { |
| 47 | cursor_max--; |
| 48 | } while (*(buf + cursor_max) != '\n'); |
| 49 | } |
| 50 | cursor_max++; /* Stay _behind_ the newline. */ |
| 51 | |
| 52 | /* TODO: Maybe a _cleanup hook where we call free()? */ |
| 53 | |
| 54 | return 0; |
| 55 | } |
| 56 | |
| 57 | static int bootlog_module_redraw(WINDOW *win) |
| 58 | { |
| 59 | int x = 0, y = 0; |
| 60 | char *tmp = buf + cursor; |
| 61 | |
| 62 | print_module_title(win, "Coreboot Bootlog"); |
| 63 | |
| 64 | /* FIXME: Handle lines longer than 80 characters. */ |
| 65 | while (y <= 18) { |
Ulf Jordan | 94c1bd8 | 2008-09-30 06:13:54 +0000 | [diff] [blame] | 66 | mvwaddch(win, y + 2, x, isprint(*tmp) ? *tmp : ' '); |
Uwe Hermann | 0ab8cdd | 2008-04-22 20:19:53 +0000 | [diff] [blame] | 67 | x++; |
| 68 | tmp++; |
| 69 | if (*tmp == '\n') { |
| 70 | y++; |
| 71 | x = 0; |
| 72 | tmp++; /* Skip the newline. */ |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | return 0; |
| 77 | } |
| 78 | |
| 79 | /* TODO: Simplify code. */ |
| 80 | static int bootlog_module_handle(int key) |
| 81 | { |
| 82 | int i; |
| 83 | |
| 84 | switch (key) { |
| 85 | case KEY_DOWN: |
| 86 | if (cursor == cursor_max) |
| 87 | return 0; |
| 88 | while (*(buf + cursor) != '\n') |
| 89 | cursor++; |
| 90 | cursor++; /* Skip the newline. */ |
| 91 | break; |
| 92 | case KEY_UP: |
| 93 | if (cursor == 0) |
| 94 | return 0; |
| 95 | cursor--; /* Skip the newline. */ |
| 96 | do { |
| 97 | cursor--; |
| 98 | } while (*(buf + cursor) != '\n'); |
| 99 | cursor++; /* Stay _behind_ the newline. */ |
| 100 | break; |
| 101 | case KEY_NPAGE: |
| 102 | if (cursor == cursor_max) |
| 103 | return 0; |
| 104 | for (i = 0; i < 20; i++) { |
| 105 | while (*(buf + cursor) != '\n') |
| 106 | cursor++; |
| 107 | cursor++; /* Skip the newline. */ |
| 108 | } |
| 109 | break; |
| 110 | case KEY_PPAGE: |
| 111 | if (cursor == 0) |
| 112 | return 0; |
| 113 | for (i = 0; i < 20; i++) { |
| 114 | do { |
| 115 | cursor--; |
| 116 | } while (*(buf + cursor) != '\n'); |
| 117 | } |
| 118 | cursor++; /* Stay _behind_ the newline. */ |
| 119 | break; |
| 120 | } |
| 121 | |
| 122 | if (cursor > cursor_max) |
| 123 | cursor = cursor_max; |
| 124 | |
| 125 | if (cursor < 0) |
| 126 | cursor = 0; |
| 127 | |
| 128 | return 1; |
| 129 | } |
| 130 | |
| 131 | struct coreinfo_module bootlog_module = { |
| 132 | .name = "Bootlog", |
| 133 | .init = bootlog_module_init, |
| 134 | .redraw = bootlog_module_redraw, |
| 135 | .handle = bootlog_module_handle, |
| 136 | }; |
| 137 | |
| 138 | #else |
| 139 | |
| 140 | struct coreinfo_module bootlog_module = { |
| 141 | }; |
| 142 | |
| 143 | #endif |