diff options
Diffstat (limited to 'board/esd/pmc440/cmd_pmc440.c')
-rw-r--r-- | board/esd/pmc440/cmd_pmc440.c | 554 |
1 files changed, 0 insertions, 554 deletions
diff --git a/board/esd/pmc440/cmd_pmc440.c b/board/esd/pmc440/cmd_pmc440.c deleted file mode 100644 index b7cd595362..0000000000 --- a/board/esd/pmc440/cmd_pmc440.c +++ /dev/null @@ -1,554 +0,0 @@ -/* - * (C) Copyright 2007-2008 - * Matthias Fuchs, esd Gmbh, matthias.fuchs@esd-electronics.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <common.h> -#include <command.h> -#include <console.h> -#include <asm/io.h> -#include <asm/cache.h> -#include <asm/processor.h> -#if defined(CONFIG_LOGBUFFER) -#include <logbuff.h> -#endif - -#include "pmc440.h" - -int is_monarch(void); -int bootstrap_eeprom_write(unsigned dev_addr, unsigned offset, - uchar *buffer, unsigned cnt); -int eeprom_write_enable(unsigned dev_addr, int state); - -DECLARE_GLOBAL_DATA_PTR; - -#if defined(CONFIG_CMD_BSP) - -static int got_fifoirq; -static int got_hcirq; - -int fpga_interrupt(u32 arg) -{ - pmc440_fpga_t *fpga = (pmc440_fpga_t *)arg; - int rc = -1; /* not for us */ - u32 status = FPGA_IN32(&fpga->status); - - /* check for interrupt from fifo module */ - if (status & STATUS_FIFO_ISF) { - /* disable this int source */ - FPGA_OUT32(&fpga->hostctrl, HOSTCTRL_FIFOIE_GATE); - rc = 0; - got_fifoirq = 1; /* trigger backend */ - } - - if (status & STATUS_HOST_ISF) { - FPGA_OUT32(&fpga->hostctrl, HOSTCTRL_HCINT_GATE); - rc = 0; - got_hcirq = 1; - } - - return rc; -} - -int do_waithci(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - pmc440_fpga_t *fpga = (pmc440_fpga_t *)FPGA_BA; - - got_hcirq = 0; - - FPGA_CLRBITS(&fpga->ctrla, CTRL_HOST_IE); - FPGA_OUT32(&fpga->hostctrl, HOSTCTRL_HCINT_GATE); - - irq_install_handler(IRQ0_FPGA, - (interrupt_handler_t *)fpga_interrupt, - fpga); - - FPGA_SETBITS(&fpga->ctrla, CTRL_HOST_IE); - - while (!got_hcirq) { - /* Abort if ctrl-c was pressed */ - if (ctrlc()) { - puts("\nAbort\n"); - break; - } - } - if (got_hcirq) - printf("Got interrupt!\n"); - - FPGA_CLRBITS(&fpga->ctrla, CTRL_HOST_IE); - irq_free_handler(IRQ0_FPGA); - return 0; -} -U_BOOT_CMD( - waithci, 1, 1, do_waithci, - "Wait for host control interrupt", - "" -); - -void dump_fifo(pmc440_fpga_t *fpga, int f, int *n) -{ - u32 ctrl; - - while (!((ctrl = FPGA_IN32(&fpga->fifo[f].ctrl)) & FIFO_EMPTY)) { - printf("%5d %d %3d %08x", - (*n)++, f, ctrl & (FIFO_LEVEL_MASK | FIFO_FULL), - FPGA_IN32(&fpga->fifo[f].data)); - if (ctrl & FIFO_OVERFLOW) { - printf(" OVERFLOW\n"); - FPGA_CLRBITS(&fpga->fifo[f].ctrl, FIFO_OVERFLOW); - } else - printf("\n"); - } -} - -int do_fifo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - pmc440_fpga_t *fpga = (pmc440_fpga_t *)FPGA_BA; - int i; - int n = 0; - u32 ctrl, data, f; - char str[] = "\\|/-"; - int abort = 0; - int count = 0; - int count2 = 0; - - switch (argc) { - case 1: - /* print all fifos status information */ - printf("fifo level status\n"); - printf("______________________________\n"); - for (i=0; i<FIFO_COUNT; i++) { - ctrl = FPGA_IN32(&fpga->fifo[i].ctrl); - printf(" %d %3d %s%s%s %s\n", - i, ctrl & (FIFO_LEVEL_MASK | FIFO_FULL), - ctrl & FIFO_FULL ? "FULL " : "", - ctrl & FIFO_EMPTY ? "EMPTY " : "", - ctrl & (FIFO_FULL|FIFO_EMPTY) ? "" : "NOT EMPTY", - ctrl & FIFO_OVERFLOW ? "OVERFLOW" : ""); - } - break; - - case 2: - /* completely read out fifo 'n' */ - if (!strcmp(argv[1],"read")) { - printf(" # fifo level data\n"); - printf("______________________________\n"); - - for (i=0; i<FIFO_COUNT; i++) - dump_fifo(fpga, i, &n); - - } else if (!strcmp(argv[1],"wait")) { - got_fifoirq = 0; - - irq_install_handler(IRQ0_FPGA, - (interrupt_handler_t *)fpga_interrupt, - fpga); - - printf(" # fifo level data\n"); - printf("______________________________\n"); - - /* enable all fifo interrupts */ - FPGA_OUT32(&fpga->hostctrl, - HOSTCTRL_FIFOIE_GATE | HOSTCTRL_FIFOIE_FLAG); - for (i=0; i<FIFO_COUNT; i++) { - /* enable interrupts from all fifos */ - FPGA_SETBITS(&fpga->fifo[i].ctrl, FIFO_IE); - } - - while (1) { - /* wait loop */ - while (!got_fifoirq) { - count++; - if (!(count % 100)) { - count2++; - putc(0x08); /* backspace */ - putc(str[count2 % 4]); - } - - /* Abort if ctrl-c was pressed */ - if ((abort = ctrlc())) { - puts("\nAbort\n"); - break; - } - udelay(1000); - } - if (abort) - break; - - /* simple fifo backend */ - if (got_fifoirq) { - for (i=0; i<FIFO_COUNT; i++) - dump_fifo(fpga, i, &n); - - got_fifoirq = 0; - /* unmask global fifo irq */ - FPGA_OUT32(&fpga->hostctrl, - HOSTCTRL_FIFOIE_GATE | - HOSTCTRL_FIFOIE_FLAG); - } - } - - /* disable all fifo interrupts */ - FPGA_OUT32(&fpga->hostctrl, HOSTCTRL_FIFOIE_GATE); - for (i=0; i<FIFO_COUNT; i++) - FPGA_CLRBITS(&fpga->fifo[i].ctrl, FIFO_IE); - - irq_free_handler(IRQ0_FPGA); - - } else { - printf("Usage:\nfifo %s\n", cmdtp->help); - return 1; - } - break; - - case 4: - case 5: - if (!strcmp(argv[1],"write")) { - /* get fifo number or fifo address */ - f = simple_strtoul(argv[2], NULL, 16); - - /* data paramter */ - data = simple_strtoul(argv[3], NULL, 16); - - /* get optional count parameter */ - n = 1; - if (argc >= 5) - n = (int)simple_strtoul(argv[4], NULL, 10); - - if (f < FIFO_COUNT) { - printf("writing %d x %08x to fifo %d\n", - n, data, f); - for (i=0; i<n; i++) - FPGA_OUT32(&fpga->fifo[f].data, data); - } else { - printf("writing %d x %08x to fifo port at " - "address %08x\n", - n, data, f); - for (i=0; i<n; i++) - out_be32((void *)f, data); - } - } else { - printf("Usage:\nfifo %s\n", cmdtp->help); - return 1; - } - break; - - default: - printf("Usage:\nfifo %s\n", cmdtp->help); - return 1; - } - return 0; -} -U_BOOT_CMD( - fifo, 5, 1, do_fifo, - "Fifo module operations", - "wait\nfifo read\n" - "fifo write fifo(0..3) data [cnt=1]\n" - "fifo write address(>=4) data [cnt=1]\n" - " - without arguments: print all fifo's status\n" - " - with 'wait' argument: interrupt driven read from all fifos\n" - " - with 'read' argument: read current contents from all fifos\n" - " - with 'write' argument: write 'data' 'cnt' times to " - "'fifo' or 'address'" -); - -int do_setup_bootstrap_eeprom(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - ulong sdsdp[5]; - ulong delay; - int count=16; - - if (argc < 2) { - printf("Usage:\nsbe %s\n", cmdtp->help); - return -1; - } - - if (argc > 1) { - if (!strcmp(argv[1], "400")) { - /* PLB=133MHz, PLB/PCI=3 */ - printf("Bootstrapping for 400MHz\n"); - sdsdp[0]=0x8678624e; - sdsdp[1]=0x095fa030; - sdsdp[2]=0x40082350; - sdsdp[3]=0x0d050000; - } else if (!strcmp(argv[1], "533")) { - /* PLB=133MHz, PLB/PCI=3 */ - printf("Bootstrapping for 533MHz\n"); - sdsdp[0]=0x87788252; - sdsdp[1]=0x095fa030; - sdsdp[2]=0x40082350; - sdsdp[3]=0x0d050000; - } else if (!strcmp(argv[1], "667")) { - /* PLB=133MHz, PLB/PCI=3 */ - printf("Bootstrapping for 667MHz\n"); - sdsdp[0]=0x8778a256; - sdsdp[1]=0x095fa030; - sdsdp[2]=0x40082350; - sdsdp[3]=0x0d050000; - } else { - printf("Usage:\nsbe %s\n", cmdtp->help); - return -1; - } - } - - if (argc > 2) { - sdsdp[4] = 0; - if (argv[2][0]=='1') - sdsdp[4]=0x19750100; - else if (argv[2][0]=='0') - sdsdp[4]=0x19750000; - if (sdsdp[4]) - count += 4; - } - - if (argc > 3) { - delay = simple_strtoul(argv[3], NULL, 10); - if (delay > 20) - delay = 20; - sdsdp[4] |= delay; - } - - printf("Writing boot EEPROM ...\n"); - if (bootstrap_eeprom_write(CONFIG_SYS_I2C_BOOT_EEPROM_ADDR, - 0, (uchar*)sdsdp, count) != 0) - printf("bootstrap_eeprom_write failed\n"); - else - printf("done (dump via 'i2c md 52 0.1 14')\n"); - - return 0; -} -U_BOOT_CMD( - sbe, 4, 0, do_setup_bootstrap_eeprom, - "setup bootstrap eeprom", - "<cpufreq:400|533|667> [<console-uart:0|1> [<bringup delay (0..20s)>]]" -); - -#if defined(CONFIG_PRAM) -#include <environment.h> -#include <search.h> -#include <errno.h> - -int do_painit(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - u32 pram, nextbase, base; - char *v; - u32 param; - ulong *lptr; - - env_t *envp; - char *res; - int len; - - v = getenv("pram"); - if (v) - pram = simple_strtoul(v, NULL, 10); - else { - printf("Error: pram undefined. Please define pram in KiB\n"); - return 1; - } - - base = (u32)gd->ram_size; -#if defined(CONFIG_LOGBUFFER) - base -= LOGBUFF_LEN + LOGBUFF_OVERHEAD; -#endif - /* - * gd->ram_size == physical ram size - CONFIG_SYS_MEM_TOP_HIDE - */ - param = base - (pram << 10); - printf("PARAM: @%08x\n", param); - debug("memsize=0x%08x, base=0x%08x\n", (u32)gd->ram_size, base); - - /* clear entire PA ram */ - memset((void*)param, 0, (pram << 10)); - - /* reserve 4k for pointer field */ - nextbase = base - 4096; - lptr = (ulong*)(base); - - /* - * *(--lptr) = item_size; - * *(--lptr) = base - item_base = distance from field top; - */ - - /* env is first (4k aligned) */ - nextbase -= ((CONFIG_ENV_SIZE + 4096 - 1) & ~(4096 - 1)); - envp = (env_t *)nextbase; - res = (char *)envp->data; - len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); - if (len < 0) { - error("Cannot export environment: errno = %d\n", errno); - return 1; - } - envp->crc = crc32(0, envp->data, ENV_SIZE); - - *(--lptr) = CONFIG_ENV_SIZE; /* size */ - *(--lptr) = base - nextbase; /* offset | type=0 */ - - /* free section */ - *(--lptr) = nextbase - param; /* size */ - *(--lptr) = (base - param) | 126; /* offset | type=126 */ - - /* terminate pointer field */ - *(--lptr) = crc32(0, (void*)(base - 0x10), 0x10); - *(--lptr) = 0; /* offset=0 -> terminator */ - return 0; -} -U_BOOT_CMD( - painit, 1, 1, do_painit, - "prepare PciAccess system", - "" -); -#endif /* CONFIG_PRAM */ - -int do_selfreset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - in_be32((void*)CONFIG_SYS_RESET_BASE); - return 0; -} -U_BOOT_CMD( - selfreset, 1, 1, do_selfreset, - "assert self-reset# signal", - "" -); - -int do_resetout(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - pmc440_fpga_t *fpga = (pmc440_fpga_t *)FPGA_BA; - - /* requiers bootet FPGA and PLD_IOEN_N active */ - if (in_be32((void*)GPIO1_OR) & GPIO1_IOEN_N) { - printf("Error: resetout requires a bootet FPGA\n"); - return -1; - } - - if (argc > 1) { - if (argv[1][0] == '0') { - /* assert */ - printf("PMC-RESETOUT# asserted\n"); - FPGA_OUT32(&fpga->hostctrl, - HOSTCTRL_PMCRSTOUT_GATE); - } else { - /* deassert */ - printf("PMC-RESETOUT# deasserted\n"); - FPGA_OUT32(&fpga->hostctrl, - HOSTCTRL_PMCRSTOUT_GATE | - HOSTCTRL_PMCRSTOUT_FLAG); - } - } else { - printf("PMC-RESETOUT# is %s\n", - FPGA_IN32(&fpga->hostctrl) & HOSTCTRL_PMCRSTOUT_FLAG ? - "inactive" : "active"); - } - - return 0; -} -U_BOOT_CMD( - resetout, 2, 1, do_resetout, - "assert PMC-RESETOUT# signal", - "" -); - -int do_inta(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - if (is_monarch()) { - printf("This command is only supported in non-monarch mode\n"); - return -1; - } - - if (argc > 1) { - if (argv[1][0] == '0') { - /* assert */ - printf("inta# asserted\n"); - out_be32((void*)GPIO1_TCR, - in_be32((void*)GPIO1_TCR) | GPIO1_INTA_FAKE); - } else { - /* deassert */ - printf("inta# deasserted\n"); - out_be32((void*)GPIO1_TCR, - in_be32((void*)GPIO1_TCR) & ~GPIO1_INTA_FAKE); - } - } else { - printf("inta# is %s\n", - in_be32((void*)GPIO1_TCR) & GPIO1_INTA_FAKE ? - "active" : "inactive"); - } - return 0; -} -U_BOOT_CMD( - inta, 2, 1, do_inta, - "Assert/Deassert or query INTA# state in non-monarch mode", - "" -); - -/* test-only */ -int do_pmm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - ulong pciaddr; - - if (argc > 1) { - pciaddr = simple_strtoul(argv[1], NULL, 16); - - pciaddr &= 0xf0000000; - - /* map PCI address at 0xc0000000 in PLB space */ - - /* PMM1 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM1MA, 0x00000000); - /* PMM1 Local Address */ - out32r(PCIL0_PMM1LA, 0xc0000000); - /* PMM1 PCI Low Address */ - out32r(PCIL0_PMM1PCILA, pciaddr); - /* PMM1 PCI High Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); - /* 256MB + No prefetching, and enable region */ - out32r(PCIL0_PMM1MA, 0xf0000001); - } else { - printf("Usage:\npmm %s\n", cmdtp->help); - } - return 0; -} -U_BOOT_CMD( - pmm, 2, 1, do_pmm, - "Setup pmm[1] registers", - "<pciaddr> (pciaddr will be aligned to 256MB)" -); - -#if defined(CONFIG_SYS_EEPROM_WREN) -int do_eep_wren(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - int query = argc == 1; - int state = 0; - - if (query) { - /* Query write access state. */ - state = eeprom_write_enable(CONFIG_SYS_I2C_EEPROM_ADDR, -1); - if (state < 0) { - puts("Query of write access state failed.\n"); - } else { - printf("Write access for device 0x%0x is %sabled.\n", - CONFIG_SYS_I2C_EEPROM_ADDR, state ? "en" : "dis"); - state = 0; - } - } else { - if ('0' == argv[1][0]) { - /* Disable write access. */ - state = eeprom_write_enable(CONFIG_SYS_I2C_EEPROM_ADDR, 0); - } else { - /* Enable write access. */ - state = eeprom_write_enable(CONFIG_SYS_I2C_EEPROM_ADDR, 1); - } - if (state < 0) { - puts("Setup of write access state failed.\n"); - } - } - - return state; -} -U_BOOT_CMD(eepwren, 2, 0, do_eep_wren, - "Enable / disable / query EEPROM write access", - "" -); -#endif /* #if defined(CONFIG_SYS_EEPROM_WREN) */ - -#endif /* CONFIG_CMD_BSP */ |