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bios/boot/netboot: only get boot.bin as default, add linux_vexriscv netboot config

This commit is contained in:
Florent Kermarrec 2019-05-02 16:34:41 +02:00
parent 6cf1ff091c
commit 8f4685b3b1
1 changed files with 45 additions and 38 deletions
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83
litex/soc/software/bios/boot.c
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@ -170,25 +170,25 @@ int serialboot(void)
case SFL_CMD_CMDLINE:
failed = 0;
cmdline_adr = ((unsigned long)frame.payload[0] << 24)
|((unsigned long)frame.payload[1] << 16)
|((unsigned long)frame.payload[2] << 8)
|((unsigned long)frame.payload[3] << 0);
|((unsigned long)frame.payload[1] << 16)
|((unsigned long)frame.payload[2] << 8)
|((unsigned long)frame.payload[3] << 0);
uart_write(SFL_ACK_SUCCESS);
break;
case SFL_CMD_INITRDSTART:
failed = 0;
initrdstart_adr = ((unsigned long)frame.payload[0] << 24)
|((unsigned long)frame.payload[1] << 16)
|((unsigned long)frame.payload[2] << 8)
|((unsigned long)frame.payload[3] << 0);
|((unsigned long)frame.payload[1] << 16)
|((unsigned long)frame.payload[2] << 8)
|((unsigned long)frame.payload[3] << 0);
uart_write(SFL_ACK_SUCCESS);
break;
case SFL_CMD_INITRDEND:
failed = 0;
initrdend_adr = ((unsigned long)frame.payload[0] << 24)
|((unsigned long)frame.payload[1] << 16)
|((unsigned long)frame.payload[2] << 8)
|((unsigned long)frame.payload[3] << 0);
|((unsigned long)frame.payload[1] << 16)
|((unsigned long)frame.payload[2] << 8)
|((unsigned long)frame.payload[3] << 0);
uart_write(SFL_ACK_SUCCESS);
break;
default:
@ -226,7 +226,7 @@ int serialboot(void)
#endif
static int tftp_get_v(unsigned int ip, unsigned short server_port,
const char *filename, char *buffer)
const char *filename, char *buffer)
{
int r;
@ -243,9 +243,9 @@ static const unsigned char macadr[6] = {0x10, 0xe2, 0xd5, 0x00, 0x00, 0x00};
void netboot(void)
{
int size;
unsigned long cmdline_adr, initrdstart_adr, initrdend_adr;
unsigned int ip;
unsigned short tftp_port;
unsigned long tftp_dst_addr;
unsigned short tftp_port;
printf("Booting from network...\n");
printf("Local IP : %d.%d.%d.%d\n", LOCALIP1, LOCALIP2, LOCALIP3, LOCALIP4);
@ -258,40 +258,47 @@ void netboot(void)
tftp_port = TFTP_SERVER_PORT;
printf("Fetching from: UDP/%d\n", tftp_port);
size = tftp_get_v(ip, tftp_port, "boot.bin", (void *)MAIN_RAM_BASE);
if ((size <= 0) && (tftp_port != DEFAULT_TFTP_SERVER_PORT)) {
/* Try default TFTP port if timed out on non-standard port */
tftp_port = DEFAULT_TFTP_SERVER_PORT;
printf("Fetching from: UDP/%d\n", tftp_port);
size = tftp_get_v(ip, tftp_port, "boot.bin",
(void *)MAIN_RAM_BASE);
}
if (size <= 0) {
#ifdef NETBOOT_LINUX_VEXRISCV
tftp_dst_addr = MAIN_RAM_BASE;
size = tftp_get_v(ip, tftp_port, "Image", (void *)tftp_dst_addr);
if (size <= 0) {
printf("Network boot failed\n");
return;
}
cmdline_adr = MAIN_RAM_BASE+0x1000000;
size = tftp_get_v(ip, tftp_port, "cmdline.txt", (void *)cmdline_adr);
tftp_dst_addr = MAIN_RAM_BASE + 0x02000000;
size = tftp_get_v(ip, tftp_port, "rootfs.cpio", (void *)tftp_dst_addr);
if(size <= 0) {
printf("No command line parameters found\n");
cmdline_adr = 0;
} else
*((char *)(cmdline_adr+size)) = 0x00;
printf("No rootfs.cpio found\n");
return;
}
initrdstart_adr = MAIN_RAM_BASE+0x1002000;
size = tftp_get_v(ip, tftp_port, "initrd.bin", (void *)initrdstart_adr);
tftp_dst_addr = MAIN_RAM_BASE + 0x03000000;
size = tftp_get_v(ip, tftp_port, "rv32.dtb", (void *)tftp_dst_addr);
if(size <= 0) {
printf("No initial ramdisk found\n");
initrdstart_adr = 0;
initrdend_adr = 0;
} else
initrdend_adr = initrdstart_adr + size;
printf("No rv32.dtb found\n");
return;
}
tftp_dst_addr = MM_RAM_BASE;
size = tftp_get_v(ip, tftp_port, "emulator.bin", (void *)tftp_dst_addr);
if(size <= 0) {
printf("No emulator.bin found\n");
return;
}
boot(0, 0, 0, MM_RAM_BASE);
#else
tftp_dst_addr = MAIN_RAM_BASE;
size = tftp_get_v(ip, tftp_port, "boot.bin", (void *)tftp_dst_addr);
if (size <= 0) {
printf("Network boot failed\n");
return;
}
boot(0, 0, 0, MAIN_RAM_BASE);
#endif
boot(cmdline_adr, initrdstart_adr, initrdend_adr, MAIN_RAM_BASE);
}
#endif