I.MX6 天嵌 E9 U-boot menu hacking
/************************************************************************************
* I.MX6 天嵌 E9 U-boot menu hacking
* 说明:
* 天嵌在U-boot中添加了自己的选择menu,想看一下怎么实现的。
*
* 2016-8-5 深圳 南山平山村 曽剑锋
***********************************************************************************/ void start_armboot (void)
{
......
/* main_loop() can return to retry autoboot, if so just run it again. */
e9_board_lcd_poweron();
for (;;) {
main_loop (); ---------------------------------------------+
} |
|
/* NOTREACHED - no way out of command loop except booting */ |
} |
|
void main_loop (void) <------------------------------------------+
{ ......
/*
* Main Loop for Monitor Command Processing
*/
#ifdef CONFIG_CMD_MENU
run_command("menu", ); ----------+
#endif |
...... |
} |
|
U_BOOT_CMD( |
menu, , , do_menu, <---------+-----------------+
"display a menu, to select the items to do something", |
"\n" |
"\tdisplay a menu, to select the items to do something" |
); |
|
int do_menu (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) <-----+
{ ---------+
menu_shell(); |
return ; |
} |
|
void menu_shell(void) <--------+
{
char keyselect;
char cmd_buf[];
char *ptmp;
do
{
printf("\r\n##### Boot for IMX6 Main Menu #####\r\n");
printf("[1]boot from emmc\n");
printf("[2]boot from sdcard\n");
printf("[3]boot from tftp\n");
printf("[5]download from sdcard\n");
printf("[0]setting boot args\n");
printf("[q]exit to command mode\n");
printf("Enter your selection: ");
keyselect = getc();
printf("%c\n", keyselect);
switch (keyselect)
{
#if 0
case '':
if(refresh_bootargs("emmc")==)
run_command("booti mmc3",);
break;
case '':
if(refresh_bootargs("sdcard")==)
run_command("booti mmc1",);
break;
case '':
if(refresh_bootargs("tftp_nfs")==)
{
ptmp = getenv("kernelimgname");
sprintf(cmd_buf,"tftp 0x10800000 %s;bootm 0x10800000",ptmp);
run_command(cmd_buf,);
}
break;
case '':
do_boot_para_setting(NULL);
break;
case '':
sprintf(cmd_buf,"booti mmc1 recovery",ptmp);
run_command(cmd_buf,);
break;
#endif
case '':
ptmp = getenv("bootcmd");
if(strcmp(ptmp,"run bootcmd_mmc_ubuntu") == )
run_command("run bootcmd_mmc_ubuntu", );
else if (strcmp(ptmp,"run bootcmd_mmc_android") == )
run_command("run bootcmd_mmc_android", );
else
run_command("run bootcmd_mmc_linux", );
break;
case '': break;
case '':
run_command("run bootcmd_net", );
break;
case '':
do_boot_para_setting(NULL); -------------+
break; |
case '': |
sprintf(cmd_buf,"run bootargs_base_andorid; |
booti mmc1 recovery",ptmp); |
run_command(cmd_buf,); |
break; |
|
} |
|
} |
while ((keyselect != 'q') && (keyselect != 'Q')); |
} |
|
static int do_boot_para_setting(char *pbuf) <------------+
{
int i;
char c; do
{
printf("\r\n##### param setting #####\r\n");
printf("[1]setting nfs args\n");
printf("[2]setting tftp args\n");
printf("[3]setting display args\n");
printf("[4]setting default boot\n");
printf("[s]save setting\n");
printf("[q]quit\n");
printf("Enter your selection: ");
c = getc();
printf("%c\n", c);
switch (c)
{
case '':
do_nfs_para_setting(NULL);
break;
case '':
do_tftp_para_setting(NULL);
break;
case '':
do_disp_para_setting(NULL); -------------+
break; |
case '': |
do_media_para_setting(NULL); |
break; |
case 's': |
run_command("saveenv", ); |
break; |
} |
} |
while (c != 'q'); |
} |
|
static int do_disp_para_setting(char *pbuf) <------------+
{
lcd_menu_shell(); -----------+
return ; |
} |
|
void lcd_menu_shell() <----------+
{
char c;
char cmd_buf[];
char cmd_buf_all[];
int need_renew = ;
while ()
{
lcd_menu_usage();
c = getc();
printf("%c\n", c);
if ((c == ''))
{
sprintf(cmd_buf, " video=mxcfb0:");
if (lcd_setting(&cmd_buf[strlen(cmd_buf)]) != )
{
strcat(cmd_buf, " video=mxcfb1:off video=mxcfb2:off fbmem=48M");
sprintf(cmd_buf_all, "setenv displayArgs %s", cmd_buf);
run_command(cmd_buf_all, );
}
}
else if (c == '')
{
for (;;)
{
printf("\r\n##### display select for android #####\r\n");
printf("[1] 800*600 for LVDS->VGA \r\n");
printf("[2] 1024*768 for FPC->VGA \r\n"); // video=mxcfb0:dev=lcd,if=RGB24,TQ-VGA_1024768,bpp=32 video=mxcfb1:dev=hdmi,1280x720M@60,if=RGB24,bpp=32 video=mxcfb2:off fbmem=28M,48M
printf("[3] 1280*768 for FPC->VGA\r\n"); //video=mxcfb1:dev=lcd,if=RGB24,TQ-VGA_1280768,bpp=32 video=mxcfb0:dev=hdmi,1280x720M@60,if=RGB2em4,bpp=32 video=mxcfb2:off fbmem=28M,48M
printf("[4] 1360*768 for FPC->VGA\r\n"); //video=mxcfb1:dev=lcd,if=RGB24,TQ-VGA_1360768,bpp=32 video=mxcfb0:dev=hdmi,1280x720M@60,if=RGB2em4,bpp=32 video=mxcfb2:off fbmem=28M,48M
printf("[5] 1920*1080 for FPC->VGA\r\n"); //video=mxcfb1:dev=lcd,if=RGB24,TQ
printf("[6] 1366*768 for LVDS->VGA \r\n");
printf("[7] 1920*1080 for LVDS (need 2 lvds ports) \r\n");
printf("[q] quit \r\n");
printf("Enter your selection: ");
c = getc();
printf("%c\n", c);
if (c == '')
{
sprintf(cmd_buf_all, "dev=ldb,TQ-ldb_800600,if=RGB666,bpp=32 ldb=dul0");
sprintf(cmd_buf_all, "setenv displayArgs %s", cmd_buf);
run_command(cmd_buf_all, );
break;
}
else if (c == '')
{
sprintf(cmd_buf_all, "setenv displayArgs video=mxcfb0:dev=lcd,if=RGB24,TQ-VGA_1024768,bpp=32 video=mxcfb1:dev=hdmi,1280x720M@60,if=RGB24,bpp=32 video=mxcfb2:off fbmem=28M,48M");
run_command(cmd_buf_all, );
break;
}
else if (c == '')
{
sprintf(cmd_buf_all, "setenv displayArgs video=mxcfb1:dev=lcd,if=RGB24,TQ-VGA_1280768,bpp=32 video=mxcfb0:dev=hdmi,1280x720M@60,if=RGB24,bpp=32 video=mxcfb2:off fbmem=28M,48M");
run_command(cmd_buf_all, );
break;
}
else if (c == '')
{
sprintf(cmd_buf_all, "setenv displayArgs video=mxcfb1:dev=lcd,if=RGB24,TQ-VGA_1360768,bpp=32 video=mxcfb0:dev=hdmi,1280x720M@60,if=RGB24,bpp=32 video=mxcfb2:off fbmem=28M,48M");
run_command(cmd_buf_all, );
break;
}
else if (c == '')
{
sprintf(cmd_buf_all, "setenv displayArgs video=mxcfb1:dev=lcd,if=RGB24,TQ-VGA_19201080,bpp=32 video=mxcfb0:dev=hdmi,1280x720M@60,if=RGB24,bpp=32 video=mxcfb2:off fbmem=28M,48M");
run_command(cmd_buf_all, );
break;
}
else if (c == '')
{
sprintf(cmd_buf_all, "setenv displayArgs video=mxcfb0:dev=ldb,LDB-XGA,if=RGB666,bpp=32 ldb=dul0 video=mxcfb1:dev=hdmi,1280x720M@60,if=RGB24,bpp=32 video=mxcfb2:off fbmem=28M,48M");
run_command(cmd_buf_all, );
break;
}
else if (c == '')
{
sprintf(cmd_buf_all, "setenv displayArgs video=mxcfb0:dev=ldb,LDB-1080P60,if=RGB24,bpp=32 ldb=spl0 video=mxcfb1:dev=hdmi,1280x720M@60,if=RGB24,bpp=32 video=mxcfb2:off fbmem=28M,48M");
run_command(cmd_buf_all, );
break;
}
else if (c == 'q')
{
break;
}
printf("ill param\n");
}
}
else if(c == '')
{//video=mxcfb0:dev=ldb,TQ-ldb_1024768,if=RGB666 ldb=sep1
sprintf(cmd_buf_all, "setenv displayArgs video=mxcfb0:dev=ldb,TQ-ldb_1024768,if=RGB666 ldb=sep1");
run_command(cmd_buf_all, );
}
else if(c == 's')
{
run_command("saveenv", );
}
else if (c == 'q')
{
break;
}
}
}
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