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a5f8c6f2f8
Add a board API callback that allows a device-specific commandline area to be created at the time the kernel commandline is being composed. Signed-off-by: Andy Green <andy@openmoko.com>
145 lines
3.8 KiB
C
145 lines
3.8 KiB
C
/*
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* (C) Copyright 2008 Openmoko, Inc.
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* Author: Andy Green <andy@openmoko.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __QI_H__
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#define __QI_H__
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#include <stdarg.h>
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#include <qi-ctype.h>
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#include <asm/byteorder.h>
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#define MALLOC_POOL_EXTENT (100 * 1024)
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#define u32 unsigned int
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#define u16 unsigned short
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#define u8 unsigned char
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typedef unsigned int uint32_t;
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typedef unsigned short uint16_t;
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typedef unsigned char uint8_t;
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
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enum filesystem {
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FS_RAW,
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FS_FAT,
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FS_EXT2
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};
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enum ui_actions {
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UI_ACTION_ADD_DEBUG = (1 << 0),
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UI_ACTION_SKIPKERNEL = (1 << 1),
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};
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enum ui_indication {
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UI_IND_UPDATE_ONLY,
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UI_IND_MOUNT_PART,
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UI_IND_MOUNT_FAIL,
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UI_IND_SKIPPING,
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UI_IND_KERNEL_PULL,
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UI_IND_KERNEL_PULL_OK,
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UI_IND_KERNEL_PULL_FAIL,
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UI_IND_INITRAMFS_PULL,
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UI_IND_INITRAMFS_PULL_OK,
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UI_IND_INITRAMFS_PULL_FAIL,
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UI_IND_KERNEL_START,
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UI_IND_MEM_TEST
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};
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/* describes a source for getting kernel image */
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struct kernel_source {
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const char *name; /* NULL name means invalid */
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const char *filepath;
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const char *initramfs_filepath;
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int (*block_init)(void);
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int (*block_read)(unsigned char * buf, unsigned long start512,
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int blocks512);
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int partition_index; /* -1 means no partition table */
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int offset_blocks512_if_no_partition; /* used if partition_index is -1 */
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enum filesystem filesystem;
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const char * commandline_append;
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};
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/* describes a board variant, eg, PCB revision */
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struct board_variant {
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const char * name;
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int machine_revision; /* passed in revision tag to linux */
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};
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/* describes a "board", ie, a device like GTA02 including revisions */
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struct board_api {
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const char * name;
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int linux_machine_id;
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unsigned long linux_mem_start;
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unsigned long linux_mem_size;
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unsigned long linux_tag_placement;
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const char *commandline_board;
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const char *commandline_board_debug;
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const char *noboot;
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const char *append;
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const struct board_variant const * (*get_board_variant)(void);
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int (*is_this_board)(void);
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void (*early_port_init)(void);
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void (*port_init)(void);
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void (*post_serial_init)(void); /* print device-specific things */
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char * (*append_device_specific_cmdline)(char *);
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void (*putc)(char);
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void (*close)(void);
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u8 (*get_ui_keys)(void);
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u8 (*get_ui_debug)(void);
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void (*set_ui_indication)(enum ui_indication);
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struct kernel_source kernel_source[8];
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};
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/* this is the board we are running on */
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extern struct board_api const * this_board;
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extern struct kernel_source const * this_kernel;
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int printk(const char *fmt, ...);
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int vsprintf(char *buf, const char *fmt, va_list args);
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int puts(const char *string);
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void printhex(unsigned char v);
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void print8(unsigned char u);
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void print32(unsigned int u);
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void printdec(int n);
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void hexdump(unsigned char *start, int len);
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void udelay(int n);
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/* phase2 only */
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void setnybble(char *p, unsigned char n);
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void set8(char *p, unsigned char n);
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void set32(char *p, unsigned int u);
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unsigned long crc32(unsigned long crc, const unsigned char *buf,
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unsigned int len);
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int nand_read_ll(unsigned char *buf, unsigned long start512, int blocks512);
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extern void memory_test(void * start, unsigned int length);
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void set_putc_func(void (*p)(char));
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#endif
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