ecbda694b2
Change-Id: I2cb6ea7da9c20ed0ef87f4b8ea90d2e4a4a3bca2
110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
#include <stdio.h>
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#include <system.h>
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#include <inttypes.h>
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#include "config.h"
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#include "gcc_extensions.h"
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#include "lcd.h"
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#include "font.h"
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#include "backlight.h"
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#include "adc.h"
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#include "button-target.h"
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#include "button.h"
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#include "common.h"
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#include "storage.h"
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#include "disk.h"
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#include "panic.h"
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#include "power.h"
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#include "string.h"
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#include "file.h"
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#include "crc32-rkw.h"
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#include "rkw-loader.h"
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#define DRAM_ORIG 0x60000000
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#define LOAD_SIZE 0x700000
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extern void show_logo( void );
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void main(void) NORETURN_ATTR;
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void main(void)
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{
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char filename[MAX_PATH];
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unsigned char* loadbuffer;
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void(*kernel_entry)(void);
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int ret;
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enum {rb, of} boot = rb;
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power_init();
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system_init();
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kernel_init();
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enable_irq();
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adc_init();
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lcd_init();
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backlight_init();
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button_init_device();
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font_init();
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lcd_setfont(FONT_SYSFIXED);
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show_logo();
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int btn = button_read_device();
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/* if there is some other button pressed
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* besides POWER/PLAY we boot into OF
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*/
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if ((btn & ~POWEROFF_BUTTON))
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boot = of;
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/* if we are woken up by USB insert boot into OF */
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if (DEV_INFO & (1<<20))
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boot = of;
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lcd_clear_display();
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ret = storage_init();
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if(ret < 0)
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error(EATA, ret, true);
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while(!disk_init(IF_MV(0)))
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panicf("disk_init failed!");
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while((ret = disk_mount_all()) <= 0)
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error(EDISK, ret, true);
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loadbuffer = (unsigned char*)DRAM_ORIG; /* DRAM */
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if (boot == rb)
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snprintf(filename,sizeof(filename), BOOTDIR "/%s", BOOTFILE);
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else if (boot == of)
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snprintf(filename,sizeof(filename), BOOTDIR "/%s", "BASE.RKW");
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printf("Loading: %s", filename);
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ret = load_rkw(loadbuffer, filename, LOAD_SIZE);
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if (ret < 0)
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{
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printf(rkw_strerror(ret));
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lcd_update();
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sleep(5*HZ);
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power_off();
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}
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else
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{
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printf(rkw_strerror(0));
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sleep(HZ);
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}
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kernel_entry = (void*) loadbuffer;
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commit_discard_idcache();
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printf("Executing");
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kernel_entry();
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printf("ERR: Failed to boot");
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sleep(5*HZ);
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power_off();
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/* hang */
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while(1);
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}
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