diff options
Diffstat (limited to 'qemu/roms/u-boot/board/esd/cpciiser4/cpciiser4.c')
| -rw-r--r-- | qemu/roms/u-boot/board/esd/cpciiser4/cpciiser4.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/esd/cpciiser4/cpciiser4.c b/qemu/roms/u-boot/board/esd/cpciiser4/cpciiser4.c new file mode 100644 index 000000000..e61cd5b1b --- /dev/null +++ b/qemu/roms/u-boot/board/esd/cpciiser4/cpciiser4.c @@ -0,0 +1,165 @@ +/* + * (C) Copyright 2000 + * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include "cpciiser4.h" +#include <asm/processor.h> +#include <command.h> + +DECLARE_GLOBAL_DATA_PTR; + +extern void lxt971_no_sleep(void); + + +/* ------------------------------------------------------------------------- */ + +#if 0 +#define FPGA_DEBUG +#endif + +#if 0 +#define FPGA_DEBUG2 +#endif + +/* fpga configuration data - generated by bin2cc */ +const unsigned char fpgadata[] = { +#include "fpgadata.c" +}; + +/* + * include common fpga code (for esd boards) + */ +#include "../common/fpga.c" + + +int board_early_init_f (void) +{ + int index, len, i; + int status; + +#ifdef FPGA_DEBUG + /* set up serial port with default baudrate */ + (void) get_clocks (); + gd->baudrate = CONFIG_BAUDRATE; + serial_init (); + console_init_f (); +#endif + + /* + * Boot onboard FPGA + */ + status = fpga_boot ((unsigned char *) fpgadata, sizeof (fpgadata)); + if (status != 0) { + /* booting FPGA failed */ +#ifndef FPGA_DEBUG + /* set up serial port with default baudrate */ + (void) get_clocks (); + gd->baudrate = CONFIG_BAUDRATE; + serial_init (); + console_init_f (); +#endif + printf ("\nFPGA: Booting failed "); + switch (status) { + case ERROR_FPGA_PRG_INIT_LOW: + printf ("(Timeout: INIT not low after asserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_INIT_HIGH: + printf ("(Timeout: INIT not high after deasserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_DONE: + printf ("(Timeout: DONE not high after programming FPGA)\n "); + break; + } + + /* display infos on fpgaimage */ + index = 15; + for (i = 0; i < 4; i++) { + len = fpgadata[index]; + printf ("FPGA: %s\n", &(fpgadata[index + 1])); + index += len + 3; + } + putc ('\n'); + /* delayed reboot */ + for (i = 20; i > 0; i--) { + printf ("Rebooting in %2d seconds \r", i); + for (index = 0; index < 1000; index++) + udelay (1000); + } + putc ('\n'); + do_reset (NULL, 0, 0, NULL); + } + + /* + * Init FPGA via RESET (read access on CS3) + */ + in_8((void *)0xf0200000); + + /* + * IRQ 0-15 405GP internally generated; active high; level sensitive + * IRQ 16 405GP internally generated; active low; level sensitive + * IRQ 17-24 RESERVED + * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive + * IRQ 26 (EXT IRQ 1) CAN1; active low; level sensitive + * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive + * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive + * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive + * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive + * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive + */ + mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ + mtdcr (UIC0ER, 0x00000000); /* disable all ints */ + mtdcr (UIC0CR, 0x00000000); /* set all to be non-critical */ + /* mtdcr(UIC0PR, 0xFFFFFF81); / set int polarities */ + mtdcr (UIC0PR, 0xFFFFFF80); /* set int polarities */ + mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */ + mtdcr (UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority */ + mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ + + return 0; +} + + +/* ------------------------------------------------------------------------- */ + +/* + * Check Board Identity: + */ + +int checkboard (void) +{ + int index; + int len; + char str[64]; + int i = getenv_f("serial#", str, sizeof (str)); + + puts ("Board: "); + + if (i == -1) { + puts ("### No HW ID - assuming AR405"); + } else { + puts(str); + } + + puts ("\nFPGA: "); + + /* display infos on fpgaimage */ + index = 15; + for (i = 0; i < 4; i++) { + len = fpgadata[index]; + printf ("%s ", &(fpgadata[index + 1])); + index += len + 3; + } + + putc ('\n'); + + /* + * Disable sleep mode in LXT971 + */ + lxt971_no_sleep(); + + return 0; +} |