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authorwdenk <wdenk>2002-08-27 09:44:07 +0000
committerwdenk <wdenk>2002-08-27 09:44:07 +0000
commite887afc9da0fec9b7bbdf6b13b920ed30006edfc (patch)
tree5f4442f6c8629e787418e8dc8c0a30312a89584b
parent3863585bb1c1e8f89b4a2e90c4b83f8b81b8e029 (diff)
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Initial revision
-rw-r--r--common/cmd_reginfo.c180
-rw-r--r--common/cmd_scsi.c597
-rw-r--r--common/cmd_usb.c595
3 files changed, 1372 insertions, 0 deletions
diff --git a/common/cmd_reginfo.c b/common/cmd_reginfo.c
new file mode 100644
index 0000000..1986c22
--- /dev/null
+++ b/common/cmd_reginfo.c
@@ -0,0 +1,180 @@
+/*
+ * (C) Copyright 2000
+ * Subodh Nijsure, SkyStream Networks, snijsure@skystream.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <cmd_boot.h>
+#if defined(CONFIG_8xx)
+#include <mpc8xx.h>
+#elif defined (CONFIG_405GP)
+#include <asm/processor.h>
+#endif
+#if (CONFIG_COMMANDS & CFG_CMD_REGINFO)
+
+int do_reginfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+#if defined(CONFIG_8xx)
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ volatile sysconf8xx_t *sysconf = &immap->im_siu_conf;
+ volatile sit8xx_t *timers = &immap->im_sit;
+
+ /* Hopefully more PowerPC knowledgable people will add code to display
+ * other useful registers
+ */
+
+ printf("\nSystem Configuration registers\n");
+
+ printf("\tIMMR\t0x%08X\n", get_immr(0));
+
+ printf("\tSIUMCR\t0x%08X", sysconf->sc_siumcr);
+ printf("\tSYPCR\t0x%08X\n",sysconf->sc_sypcr);
+
+ printf("\tSWT\t0x%08X", sysconf->sc_swt);
+ printf("\tSWSR\t0x%04X\n", sysconf->sc_swsr);
+
+ printf("\tSIPEND\t0x%08X\tSIMASK\t0x%08X\n",
+ sysconf->sc_sipend, sysconf->sc_simask);
+ printf("\tSIEL\t0x%08X\tSIVEC\t0x%08X\n",
+ sysconf->sc_siel, sysconf->sc_sivec);
+ printf("\tTESR\t0x%08X\tSDCR\t0x%08X\n",
+ sysconf->sc_tesr, sysconf->sc_sdcr);
+
+ printf("Memory Controller Registers\n");
+
+ printf("\tBR0\t0x%08X\tOR0\t0x%08X \n", memctl->memc_br0, memctl->memc_or0);
+ printf("\tBR1\t0x%08X\tOR1\t0x%08X \n", memctl->memc_br1, memctl->memc_or1);
+ printf("\tBR2\t0x%08X\tOR2\t0x%08X \n", memctl->memc_br2, memctl->memc_or2);
+ printf("\tBR3\t0x%08X\tOR3\t0x%08X \n", memctl->memc_br3, memctl->memc_or3);
+ printf("\tBR4\t0x%08X\tOR4\t0x%08X \n", memctl->memc_br4, memctl->memc_or4);
+ printf("\tBR5\t0x%08X\tOR5\t0x%08X \n", memctl->memc_br5, memctl->memc_or5);
+ printf("\tBR6\t0x%08X\tOR6\t0x%08X \n", memctl->memc_br6, memctl->memc_or6);
+ printf("\tBR7\t0x%08X\tOR7\t0x%08X \n", memctl->memc_br7, memctl->memc_or7);
+ printf("\n");
+
+ printf("\tmamr\t0x%08X\tmbmr\t0x%08X \n",
+ memctl->memc_mamr, memctl->memc_mbmr );
+ printf("\tmstat\t0x%08X\tmptpr\t0x%08X \n",
+ memctl->memc_mstat, memctl->memc_mptpr );
+ printf("\tmdr\t0x%08X \n", memctl->memc_mdr);
+
+ printf("\nSystem Integration Timers\n");
+ printf("\tTBSCR\t0x%08X\tRTCSC\t0x%08X \n",
+ timers->sit_tbscr, timers->sit_rtcsc);
+ printf("\tPISCR\t0x%08X \n", timers->sit_piscr);
+
+ /*
+ * May be some CPM info here?
+ */
+
+/* DBU[dave@cray.com] For the CRAY-L1, but should be generically 405gp */
+#elif defined (CONFIG_405GP)
+ printf("\n405GP registers; MSR=%x\n",mfmsr());
+ printf ("\nUniversal Interrupt Controller Regs\n"
+"uicsr uicsrs uicer uiccr uicpr uictr uicmsr uicvr uicvcr"
+"\n"
+"%08x %08x %08x %08x %08x %08x %08x %08x %08x\n",
+ mfdcr(uicsr),
+ mfdcr(uicsrs),
+ mfdcr(uicer),
+ mfdcr(uiccr),
+ mfdcr(uicpr),
+ mfdcr(uictr),
+ mfdcr(uicmsr),
+ mfdcr(uicvr),
+ mfdcr(uicvcr));
+
+ printf ("\nMemory (SDRAM) Configuration\n"
+"besra besrsa besrb besrsb bear mcopt1 rtr pmit\n");
+
+ mtdcr(memcfga,mem_besra); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_besrsa); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_besrb); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_besrsb); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_bear); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_mcopt1); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_rtr); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_pmit); printf ("%08x ", mfdcr(memcfgd));
+
+ printf ("\n"
+"mb0cf mb1cf mb2cf mb3cf sdtr1 ecccf eccerr\n");
+ mtdcr(memcfga,mem_mb0cf); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_mb1cf); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_mb2cf); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_mb3cf); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_sdtr1); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_ecccf); printf ("%08x ", mfdcr(memcfgd));
+ mtdcr(memcfga,mem_eccerr); printf ("%08x ", mfdcr(memcfgd));
+
+ printf ("\n\n"
+"DMA Channels\n"
+"dmasr dmasgc dmaadr\n" "%08x %08x %08x\n"
+"dmacr_0 dmact_0 dmada_0 dmasa_0 dmasb_0\n" "%08x %08x %08x %08x %08x\n"
+"dmacr_1 dmact_1 dmada_1 dmasa_1 dmasb_1\n" "%08x %08x %08x %08x %08x\n",
+mfdcr(dmasr), mfdcr(dmasgc),mfdcr(dmaadr),
+mfdcr(dmacr0), mfdcr(dmact0),mfdcr(dmada0), mfdcr(dmasa0), mfdcr(dmasb0),
+mfdcr(dmacr1), mfdcr(dmact1),mfdcr(dmada1), mfdcr(dmasa1), mfdcr(dmasb1));
+
+ printf (
+"dmacr_2 dmact_2 dmada_2 dmasa_2 dmasb_2\n" "%08x %08x %08x %08x %08x\n"
+"dmacr_3 dmact_3 dmada_3 dmasa_3 dmasb_3\n" "%08x %08x %08x %08x %08x\n",
+mfdcr(dmacr2), mfdcr(dmact2),mfdcr(dmada2), mfdcr(dmasa2), mfdcr(dmasb2),
+mfdcr(dmacr3), mfdcr(dmact3),mfdcr(dmada3), mfdcr(dmasa3), mfdcr(dmasb3) );
+
+ printf ("\n"
+"External Bus\n"
+"pbear pbesr0 pbesr1 epcr\n");
+ mtdcr(ebccfga,pbear); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pbesr0); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pbesr1); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,epcr); printf ("%08x ", mfdcr(ebccfgd));
+
+ printf ("\n"
+"pb0cr pb0ap pb1cr bp1ap pb2cr pb2ap pb3cr pb3ap\n");
+ mtdcr(ebccfga,pb0cr); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb0ap); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb1cr); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb1ap); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb2cr); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb2ap); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb3cr); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb3ap); printf ("%08x ", mfdcr(ebccfgd));
+
+ printf ("\n"
+"pb4cr pb4ap pb5cr bp5ap pb6cr pb6ap pb7cr pb7ap\n");
+ mtdcr(ebccfga,pb4cr); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb4ap); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb5cr); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb5ap); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb6cr); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb6ap); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb7cr); printf ("%08x ", mfdcr(ebccfgd));
+ mtdcr(ebccfga,pb7ap); printf ("%08x ", mfdcr(ebccfgd));
+
+ printf ("\n\n");
+#endif /*(CONFIG_405GP)*/
+
+ return 0;
+}
+
+#endif /* CONFIG_8xx && CFG_CMD_REGINFO */
diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c
new file mode 100644
index 0000000..9b5c69b
--- /dev/null
+++ b/common/cmd_scsi.c
@@ -0,0 +1,597 @@
+/*
+ * (C) Copyright 2001
+ * Denis Peter, MPL AG Switzerland
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ *
+ *
+ */
+
+/*
+ * SCSI support.
+ */
+
+#include <common.h>
+#include <command.h>
+#include <cmd_boot.h>
+#include <asm/processor.h>
+#include <scsi.h>
+#include <image.h>
+#include <cmd_disk.h>
+#include <pci.h>
+
+
+#undef SCSI_DEBUG
+
+#ifdef SCSI_DEBUG
+#define PRINTF(fmt,args...) printf (fmt ,##args)
+#else
+#define PRINTF(fmt,args...)
+#endif
+
+#if (CONFIG_COMMANDS & CFG_CMD_SCSI)
+
+#ifdef CONFIG_SCSI_SYM53C8XX
+#define SCSI_VEND_ID 0x1000
+#ifndef CONFIG_SCSI_DEV_ID
+#define SCSI_DEV_ID 0x0001
+#else
+#define SCSI_DEV_ID CONFIG_SCSI_DEV_ID
+#endif
+#else
+#error CONFIG_SCSI_SYM53C8XX must be defined
+#endif
+
+
+static ccb tempccb; /* temporary scsi command buffer */
+
+static unsigned char tempbuff[512]; /* temporary data buffer */
+
+static int scsi_max_devs; /* number of highest available scsi device */
+
+static int scsi_curr_dev; /* current device */
+
+static block_dev_desc_t scsi_dev_desc[CFG_SCSI_MAX_DEVICE];
+
+/********************************************************************************
+ * forward declerations of some Setup Routines
+ */
+void scsi_setup_test_unit_ready(ccb * pccb);
+void scsi_setup_read_capacity(ccb * pccb);
+void scsi_setup_read6(ccb * pccb, unsigned long start, unsigned short blocks);
+void scsi_setup_read_ext(ccb * pccb, unsigned long start, unsigned short blocks);
+void scsi_setup_inquiry(ccb * pccb);
+void scsi_ident_cpy (unsigned char *dest, unsigned char *src, unsigned int len);
+
+
+ulong scsi_read(int device, ulong blknr, ulong blkcnt, ulong *buffer);
+
+
+/*********************************************************************************
+ * (re)-scan the scsi bus and reports scsi device info
+ * to the user if mode = 1
+ */
+void scsi_scan(int mode)
+{
+ unsigned char i,perq,modi,lun;
+ unsigned long capacity,blksz;
+ ccb* pccb=(ccb *)&tempccb;
+
+ if(mode==1) {
+ printf("scanning bus for devices...\n");
+ }
+ for(i=0;i<CFG_SCSI_MAX_DEVICE;i++) {
+ scsi_dev_desc[i].target=0xff;
+ scsi_dev_desc[i].lun=0xff;
+ scsi_dev_desc[i].lba=0;
+ scsi_dev_desc[i].blksz=0;
+ scsi_dev_desc[i].type=DEV_TYPE_UNKNOWN;
+ scsi_dev_desc[i].vendor[0]=0;
+ scsi_dev_desc[i].product[0]=0;
+ scsi_dev_desc[i].revision[0]=0;
+ scsi_dev_desc[i].removable=FALSE;
+ scsi_dev_desc[i].if_type=IF_TYPE_SCSI;
+ scsi_dev_desc[i].dev=i;
+ scsi_dev_desc[i].part_type=PART_TYPE_UNKNOWN;
+ scsi_dev_desc[i].block_read=scsi_read;
+ }
+ scsi_max_devs=0;
+ for(i=0;i<CFG_SCSI_MAX_SCSI_ID;i++) {
+ pccb->target=i;
+ for(lun=0;lun<CFG_SCSI_MAX_LUN;lun++) {
+ pccb->lun=lun;
+ pccb->pdata=(unsigned char *)&tempbuff;
+ pccb->datalen=512;
+ scsi_setup_inquiry(pccb);
+ if(scsi_exec(pccb)!=TRUE) {
+ if(pccb->contr_stat==SCSI_SEL_TIME_OUT) {
+ PRINTF("Selection timeout ID %d\n",pccb->target);
+ continue; /* selection timeout => assuming no device present */
+ }
+ scsi_print_error(pccb);
+ continue;
+ }
+ perq=tempbuff[0];
+ modi=tempbuff[1];
+ if((perq & 0x1f)==0x1f) {
+ continue; /* skip unknown devices */
+ }
+ if((modi&0x80)==0x80) /* drive is removable */
+ scsi_dev_desc[scsi_max_devs].removable=TRUE;
+ /* get info for this device */
+ scsi_ident_cpy(&scsi_dev_desc[scsi_max_devs].vendor[0],&tempbuff[8],8);
+ scsi_ident_cpy(&scsi_dev_desc[scsi_max_devs].product[0],&tempbuff[16],16);
+ scsi_ident_cpy(&scsi_dev_desc[scsi_max_devs].revision[0],&tempbuff[32],4);
+ scsi_dev_desc[scsi_max_devs].target=pccb->target;
+ scsi_dev_desc[scsi_max_devs].lun=pccb->lun;
+
+ pccb->datalen=0;
+ scsi_setup_test_unit_ready(pccb);
+ if(scsi_exec(pccb)!=TRUE) {
+ if(scsi_dev_desc[scsi_max_devs].removable==TRUE) {
+ scsi_dev_desc[scsi_max_devs].type=perq;
+ goto removable;
+ }
+ scsi_print_error(pccb);
+ continue;
+ }
+ pccb->datalen=8;
+ scsi_setup_read_capacity(pccb);
+ if(scsi_exec(pccb)!=TRUE) {
+ scsi_print_error(pccb);
+ continue;
+ }
+ capacity=((unsigned long)tempbuff[0]<<24)|((unsigned long)tempbuff[1]<<16)|
+ ((unsigned long)tempbuff[2]<<8)|((unsigned long)tempbuff[3]);
+ blksz=((unsigned long)tempbuff[4]<<24)|((unsigned long)tempbuff[5]<<16)|
+ ((unsigned long)tempbuff[6]<<8)|((unsigned long)tempbuff[7]);
+ scsi_dev_desc[scsi_max_devs].lba=capacity;
+ scsi_dev_desc[scsi_max_devs].blksz=blksz;
+ scsi_dev_desc[scsi_max_devs].type=perq;
+ init_part(&scsi_dev_desc[scsi_max_devs]);
+removable:
+ if(mode==1) {
+ printf (" Device %d: ", scsi_max_devs);
+ dev_print(&scsi_dev_desc[scsi_max_devs]);
+ } /* if mode */
+ scsi_max_devs++;
+ } /* next LUN */
+ }
+ if(scsi_max_devs>0)
+ scsi_curr_dev=0;
+ else
+ scsi_curr_dev=-1;
+}
+
+
+
+void scsi_init(void)
+{
+ int busdevfunc;
+
+ busdevfunc=pci_find_device(SCSI_VEND_ID,SCSI_DEV_ID,0); /* get PCI Device ID */
+ if(busdevfunc==-1) {
+ printf("Error SCSI Controller (%04X,%04X) not found\n",SCSI_VEND_ID,SCSI_DEV_ID);
+ return;
+ }
+#ifdef DEBUG
+ else {
+ printf("SCSI Controller (%04X,%04X) found (%d:%d:%d)\n",SCSI_VEND_ID,SCSI_DEV_ID,(busdevfunc>>16)&0xFF,(busdevfunc>>11)&0x1F,(busdevfunc>>8)&0x7);
+ }
+#endif
+ scsi_low_level_init(busdevfunc);
+ scsi_scan(1);
+}
+
+block_dev_desc_t * scsi_get_dev(int dev)
+{
+ return((block_dev_desc_t *)&scsi_dev_desc[dev]);
+}
+
+
+
+/******************************************************************************
+ * scsi boot command intepreter. Derived from diskboot
+ */
+int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ char *boot_device = NULL;
+ char *ep;
+ int dev, part = 0;
+ ulong cnt;
+ ulong addr;
+ disk_partition_t info;
+ image_header_t *hdr;
+ int rcode = 0;
+
+ switch (argc) {
+ case 1:
+ addr = CFG_LOAD_ADDR;
+ boot_device = getenv ("bootdevice");
+ break;
+ case 2:
+ addr = simple_strtoul(argv[1], NULL, 16);
+ boot_device = getenv ("bootdevice");
+ break;
+ case 3:
+ addr = simple_strtoul(argv[1], NULL, 16);
+ boot_device = argv[2];
+ break;
+ default:
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ if (!boot_device) {
+ puts ("\n** No boot device **\n");
+ return 1;
+ }
+
+ dev = simple_strtoul(boot_device, &ep, 16);
+ printf("booting from dev %d\n",dev);
+ if (scsi_dev_desc[dev].type == DEV_TYPE_UNKNOWN) {
+ printf ("\n** Device %d not available\n", dev);
+ return 1;
+ }
+
+ if (*ep) {
+ if (*ep != ':') {
+ puts ("\n** Invalid boot device, use `dev[:part]' **\n");
+ return 1;
+ }
+ part = simple_strtoul(++ep, NULL, 16);
+ }
+ if (get_partition_info (&scsi_dev_desc[dev], part, &info)) {
+ printf("error reading partinfo\n");
+ return 1;
+ }
+ if (strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) {
+ printf ("\n** Invalid partition type \"%.32s\""
+ " (expect \"" BOOT_PART_TYPE "\")\n",
+ info.type);
+ return 1;
+ }
+
+ printf ("\nLoading from SCSI device %d, partition %d: "
+ "Name: %.32s Type: %.32s\n",
+ dev, part, info.name, info.type);
+
+ PRINTF ("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
+ info.start, info.size, info.blksz);
+
+ if (scsi_read (dev, info.start, 1, (ulong *)addr) != 1) {
+ printf ("** Read error on %d:%d\n", dev, part);
+ return 1;
+ }
+
+ hdr = (image_header_t *)addr;
+
+ if (hdr->ih_magic == IH_MAGIC) {
+
+ print_image_hdr (hdr);
+ cnt = (hdr->ih_size + sizeof(image_header_t));
+ cnt += info.blksz - 1;
+ cnt /= info.blksz;
+ cnt -= 1;
+ } else {
+ printf("\n** Bad Magic Number **\n");
+ return 1;
+ }
+
+ if (scsi_read (dev, info.start+1, cnt,
+ (ulong *)(addr+info.blksz)) != cnt) {
+ printf ("** Read error on %d:%d\n", dev, part);
+ return 1;
+ }
+ /* Loading ok, update default load address */
+ load_addr = addr;
+
+ flush_cache (addr, (cnt+1)*info.blksz);
+
+ /* Check if we should attempt an auto-start */
+ if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
+ char *local_args[2];
+ extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
+ local_args[0] = argv[0];
+ local_args[1] = NULL;
+ printf ("Automatic boot of image at addr 0x%08lX ...\n", addr);
+ rcode = do_bootm (cmdtp, 0, 1, local_args);
+ }
+ return rcode;
+}
+
+/*********************************************************************************
+ * scsi command intepreter
+ */
+int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ switch (argc) {
+ case 0:
+ case 1: printf ("Usage:\n%s\n", cmdtp->usage); return 1;
+ case 2:
+ if (strncmp(argv[1],"res",3) == 0) {
+ printf("\nReset SCSI\n");
+ scsi_bus_reset();
+ scsi_scan(1);
+ return 0;
+ }
+ if (strncmp(argv[1],"inf",3) == 0) {
+ int i;
+ for (i=0; i<CFG_SCSI_MAX_DEVICE; ++i) {
+ if(scsi_dev_desc[i].type==DEV_TYPE_UNKNOWN)
+ continue; /* list only known devices */
+ printf ("SCSI dev. %d: ", i);
+ dev_print(&scsi_dev_desc[i]);
+ }
+ return 0;
+ }
+ if (strncmp(argv[1],"dev",3) == 0) {
+ if ((scsi_curr_dev < 0) || (scsi_curr_dev >= CFG_SCSI_MAX_DEVICE)) {
+ printf("\nno SCSI devices available\n");
+ return 1;
+ }
+ printf ("\n Device %d: ", scsi_curr_dev);
+ dev_print(&scsi_dev_desc[scsi_curr_dev]);
+ return 0;
+ }
+ if (strncmp(argv[1],"scan",4) == 0) {
+ scsi_scan(1);
+ return 0;
+ }
+ if (strncmp(argv[1],"part",4) == 0) {
+ int dev, ok;
+ for (ok=0, dev=0; dev<CFG_SCSI_MAX_DEVICE; ++dev) {
+ if (scsi_dev_desc[dev].type!=DEV_TYPE_UNKNOWN) {
+ ok++;
+ if (dev)
+ printf("\n");
+ PRINTF("print_part of %x\n",dev);
+ print_part(&scsi_dev_desc[dev]);
+ }
+ }
+ if (!ok)
+ printf("\nno SCSI devices available\n");
+ return 1;
+ }
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ case 3:
+ if (strncmp(argv[1],"dev",3) == 0) {
+ int dev = (int)simple_strtoul(argv[2], NULL, 10);
+ printf ("\nSCSI device %d: ", dev);
+ if (dev >= CFG_SCSI_MAX_DEVICE) {
+ printf("unknown device\n");
+ return 1;
+ }
+ printf ("\n Device %d: ", dev);
+ dev_print(&scsi_dev_desc[dev]);
+ if(scsi_dev_desc[dev].type == DEV_TYPE_UNKNOWN) {
+ return 1;
+ }
+ scsi_curr_dev = dev;
+ printf("... is now current device\n");
+ return 0;
+ }
+ if (strncmp(argv[1],"part",4) == 0) {
+ int dev = (int)simple_strtoul(argv[2], NULL, 10);
+ if(scsi_dev_desc[dev].type != DEV_TYPE_UNKNOWN) {
+ print_part(&scsi_dev_desc[dev]);
+ }
+ else {
+ printf ("\nSCSI device %d not available\n", dev);
+ }
+ return 1;
+ }
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ default:
+ /* at least 4 args */
+ if (strcmp(argv[1],"read") == 0) {
+ ulong addr = simple_strtoul(argv[2], NULL, 16);
+ ulong blk = simple_strtoul(argv[3], NULL, 16);
+ ulong cnt = simple_strtoul(argv[4], NULL, 16);
+ ulong n;
+ printf ("\nSCSI read: device %d block # %ld, count %ld ... ",
+ scsi_curr_dev, blk, cnt);
+ n = scsi_read(scsi_curr_dev, blk, cnt, (ulong *)addr);
+ printf ("%ld blocks read: %s\n",n,(n==cnt) ? "OK" : "ERROR");
+ return 0;
+ }
+ } /* switch */
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+}
+
+/****************************************************************************************
+ * scsi_read
+ */
+
+#define SCSI_MAX_READ_BLK 0xFFFF /* almost the maximum amount of the scsi_ext command.. */
+
+ulong scsi_read(int device, ulong blknr, ulong blkcnt, ulong *buffer)
+{
+ ulong start,blks, buf_addr;
+ unsigned short smallblks;
+ ccb* pccb=(ccb *)&tempccb;
+ device&=0xff;
+ /* Setup device
+ */
+ pccb->target=scsi_dev_desc[device].target;
+ pccb->lun=scsi_dev_desc[device].lun;
+ buf_addr=(unsigned long)buffer;
+ start=blknr;
+ blks=blkcnt;
+ PRINTF("\nscsi_read: dev %d startblk %lx, blccnt %lx buffer %lx\n",device,start,blks,(unsigned long)buffer);
+ do {
+ pccb->pdata=(unsigned char *)buf_addr;
+ if(blks>SCSI_MAX_READ_BLK) {
+ pccb->datalen=scsi_dev_desc[device].blksz * SCSI_MAX_READ_BLK;
+ smallblks=SCSI_MAX_READ_BLK;
+ scsi_setup_read_ext(pccb,start,smallblks);
+ start+=SCSI_MAX_READ_BLK;
+ blks-=SCSI_MAX_READ_BLK;
+ }
+ else {
+ pccb->datalen=scsi_dev_desc[device].blksz * blks;
+ smallblks=(unsigned short) blks;
+ scsi_setup_read_ext(pccb,start,smallblks);
+ start+=blks;
+ blks=0;
+ }
+ PRINTF("scsi_read_ext: startblk %lx, blccnt %x buffer %lx\n",start,smallblks,buf_addr);
+ if(scsi_exec(pccb)!=TRUE) {
+ scsi_print_error(pccb);
+ blkcnt-=blks;
+ break;
+ }
+ buf_addr+=pccb->datalen;
+ } while(blks!=0);
+ PRINTF("scsi_read_ext: end startblk %lx, blccnt %x buffer %lx\n",start,smallblks,buf_addr);
+ return(blkcnt);
+}
+
+/* copy src to dest, skipping leading and trailing blanks
+ * and null terminate the string
+ */
+void scsi_ident_cpy (unsigned char *dest, unsigned char *src, unsigned int len)
+{
+ int start,end;
+
+ start=0;
+ while(start<len) {
+ if(src[start]!=' ')
+ break;
+ start++;
+ }
+ end=len-1;
+ while(end>start) {
+ if(src[end]!=' ')
+ break;
+ end--;
+ }
+ for( ; start<=end; start++) {
+ *dest++=src[start];
+ }
+ *dest='\0';
+}
+
+
+
+/* Trim trailing blanks, and NUL-terminate string
+ */
+void scsi_trim_trail (unsigned char *str, unsigned int len)
+{
+ unsigned char *p = str + len - 1;
+
+ while (len-- > 0) {
+ *p-- = '\0';
+ if (*p != ' ') {
+ return;
+ }
+ }
+}
+
+
+/************************************************************************************
+ * Some setup (fill-in) routines
+ */
+void scsi_setup_test_unit_ready(ccb * pccb)
+{
+ pccb->cmd[0]=SCSI_TST_U_RDY;
+ pccb->cmd[1]=pccb->lun<<5;
+ pccb->cmd[2]=0;
+ pccb->cmd[3]=0;
+ pccb->cmd[4]=0;
+ pccb->cmd[5]=0;
+ pccb->cmdlen=6;
+ pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
+}
+
+void scsi_setup_read_capacity(ccb * pccb)
+{
+ pccb->cmd[0]=SCSI_RD_CAPAC;
+ pccb->cmd[1]=pccb->lun<<5;
+ pccb->cmd[2]=0;
+ pccb->cmd[3]=0;
+ pccb->cmd[4]=0;
+ pccb->cmd[5]=0;
+ pccb->cmd[6]=0;
+ pccb->cmd[7]=0;
+ pccb->cmd[8]=0;
+ pccb->cmd[9]=0;
+ pccb->cmdlen=10;
+ pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
+
+}
+
+void scsi_setup_read_ext(ccb * pccb, unsigned long start, unsigned short blocks)
+{
+ pccb->cmd[0]=SCSI_READ10;
+ pccb->cmd[1]=pccb->lun<<5;
+ pccb->cmd[2]=((unsigned char) (start>>24))&0xff;
+ pccb->cmd[3]=((unsigned char) (start>>16))&0xff;
+ pccb->cmd[4]=((unsigned char) (start>>8))&0xff;
+ pccb->cmd[5]=((unsigned char) (start))&0xff;
+ pccb->cmd[6]=0;
+ pccb->cmd[7]=((unsigned char) (blocks>>8))&0xff;
+ pccb->cmd[8]=(unsigned char) blocks & 0xff;
+ pccb->cmd[6]=0;
+ pccb->cmdlen=10;
+ pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
+ PRINTF("scsi_setup_read_ext: cmd: %02X %02X startblk %02X%02X%02X%02X blccnt %02X%02X\n",
+ pccb->cmd[0],pccb->cmd[1],
+ pccb->cmd[2],pccb->cmd[3],pccb->cmd[4],pccb->cmd[5],
+ pccb->cmd[7],pccb->cmd[8]);
+}
+
+void scsi_setup_read6(ccb * pccb, unsigned long start, unsigned short blocks)
+{
+ pccb->cmd[0]=SCSI_READ6;
+ pccb->cmd[1]=pccb->lun<<5 | (((unsigned char)(start>>16))&0x1f);
+ pccb->cmd[2]=((unsigned char) (start>>8))&0xff;
+ pccb->cmd[3]=((unsigned char) (start))&0xff;
+ pccb->cmd[4]=(unsigned char) blocks & 0xff;
+ pccb->cmd[5]=0;
+ pccb->cmdlen=6;
+ pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
+ PRINTF("scsi_setup_read6: cmd: %02X %02X startblk %02X%02X blccnt %02X\n",
+ pccb->cmd[0],pccb->cmd[1],
+ pccb->cmd[2],pccb->cmd[3],pccb->cmd[4]);
+}
+
+
+void scsi_setup_inquiry(ccb * pccb)
+{
+ pccb->cmd[0]=SCSI_INQUIRY;
+ pccb->cmd[1]=pccb->lun<<5;
+ pccb->cmd[2]=0;
+ pccb->cmd[3]=0;
+ if(pccb->datalen>255)
+ pccb->cmd[4]=255;
+ else
+ pccb->cmd[4]=(unsigned char)pccb->datalen;
+ pccb->cmd[5]=0;
+ pccb->cmdlen=6;
+ pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
+}
+
+#endif /* #if (CONFIG_COMMANDS & CFG_CMD_SCSI) */
+
+
diff --git a/common/cmd_usb.c b/common/cmd_usb.c
new file mode 100644
index 0000000..389f0fc
--- /dev/null
+++ b/common/cmd_usb.c
@@ -0,0 +1,595 @@
+/*
+ * (C) Copyright 2001
+ * Denis Peter, MPL AG Switzerland
+ *
+ * Most of this source has been derived from the Linux USB
+ * project.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#include <common.h>
+#include <command.h>
+
+#if (CONFIG_COMMANDS & CFG_CMD_USB)
+
+#include <usb.h>
+#include <cmd_disk.h>
+
+#undef CMD_USB_DEBUG
+
+#ifdef CMD_USB_DEBUG
+#define CMD_USB_PRINTF(fmt,args...) printf (fmt ,##args)
+#else
+#define CMD_USB_PRINTF(fmt,args...)
+#endif
+static int usb_stor_curr_dev=-1; /* current device */
+
+/* somme display routines (info command) */
+char * usb_get_class_desc(unsigned char dclass)
+{
+ switch(dclass) {
+ case USB_CLASS_PER_INTERFACE:
+ return("See Interface");
+ case USB_CLASS_AUDIO:
+ return("Audio");
+ case USB_CLASS_COMM:
+ return("Communication");
+ case USB_CLASS_HID:
+ return("Human Interface");
+ case USB_CLASS_PRINTER:
+ return("Printer");
+ case USB_CLASS_MASS_STORAGE:
+ return("Mass Storage");
+ case USB_CLASS_HUB:
+ return("Hub");
+ case USB_CLASS_DATA:
+ return("CDC Data");
+ case USB_CLASS_VENDOR_SPEC:
+ return("Vendor specific");
+ default :
+ return("");
+ }
+}
+
+void usb_display_class_sub(unsigned char dclass,unsigned char subclass,unsigned char proto)
+{
+ switch(dclass) {
+ case USB_CLASS_PER_INTERFACE:
+ printf("See Interface");
+ break;
+ case USB_CLASS_HID:
+ printf("Human Interface, Subclass: ");
+ switch(subclass) {
+ case USB_SUB_HID_NONE:
+ printf("None");
+ break;
+ case USB_SUB_HID_BOOT:
+ printf("Boot ");
+ switch(proto) {
+ case USB_PROT_HID_NONE:
+ printf("None");
+ break;
+ case USB_PROT_HID_KEYBOARD:
+ printf("Keyboard");
+ break;
+ case USB_PROT_HID_MOUSE:
+ printf("Mouse");
+ break;
+ default:
+ printf("reserved");
+ }
+ break;
+ default:
+ printf("reserved");
+ }
+ break;
+ case USB_CLASS_MASS_STORAGE:
+ printf("Mass Storage, ");
+ switch(subclass) {
+ case US_SC_RBC:
+ printf("RBC ");
+ break;
+ case US_SC_8020:
+ printf("SFF-8020i (ATAPI)");
+ break;
+ case US_SC_QIC:
+ printf("QIC-157 (Tape)");
+ break;
+ case US_SC_UFI:
+ printf("UFI");
+ break;
+ case US_SC_8070:
+ printf("SFF-8070");
+ break;
+ case US_SC_SCSI:
+ printf("Transp. SCSI");
+ break;
+ default:
+ printf("reserved");
+ break;
+ }
+ printf(", ");
+ switch(proto) {
+ case US_PR_CB:
+ printf("Command/Bulk");
+ break;
+ case US_PR_CBI:
+ printf("Command/Bulk/Int");
+ break;
+ case US_PR_BULK:
+ printf("Bulk only");
+ break;
+ default:
+ printf("reserved");
+ }
+ break;
+ default:
+ printf("%s",usb_get_class_desc(dclass));
+ }
+}
+
+void usb_display_string(struct usb_device *dev,int index)
+{
+ char buffer[256];
+ if (index!=0) {
+ if (usb_string(dev,index,&buffer[0],256)>0);
+ printf("String: \"%s\"",buffer);
+ }
+}
+
+void usb_display_desc(struct usb_device *dev)
+{
+ if (dev->descriptor.bDescriptorType==USB_DT_DEVICE) {
+ printf("%d: %s, USB Revision %x.%x\n",dev->devnum,usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
+ (dev->descriptor.bcdUSB>>8) & 0xff,dev->descriptor.bcdUSB & 0xff);
+ if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
+ printf(" - %s %s %s\n",dev->mf,dev->prod,dev->serial);
+ if (dev->descriptor.bDeviceClass) {
+ printf(" - Class: ");
+ usb_display_class_sub(dev->descriptor.bDeviceClass,dev->descriptor.bDeviceSubClass,dev->descriptor.bDeviceProtocol);
+ printf("\n");
+ }
+ else {
+ printf(" - Class: (from Interface) %s\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass));
+ }
+ printf(" - PacketSize: %d Configurations: %d\n",dev->descriptor.bMaxPacketSize0,dev->descriptor.bNumConfigurations);
+ printf(" - Vendor: 0x%04x Product 0x%04x Version %d.%d\n",dev->descriptor.idVendor,dev->descriptor.idProduct,(dev->descriptor.bcdDevice>>8) & 0xff,dev->descriptor.bcdDevice & 0xff);
+ }
+
+}
+
+void usb_display_conf_desc(struct usb_config_descriptor *config,struct usb_device *dev)
+{
+ printf(" Configuration: %d\n",config->bConfigurationValue);
+ printf(" - Interfaces: %d %s%s%dmA\n",config->bNumInterfaces,(config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
+ (config->bmAttributes & 0x20) ? "Remote Wakeup " : "",config->MaxPower*2);
+ if (config->iConfiguration) {
+ printf(" - ");
+ usb_display_string(dev,config->iConfiguration);
+ printf("\n");
+ }
+}
+
+void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,struct usb_device *dev)
+{
+ printf(" Interface: %d\n",ifdesc->bInterfaceNumber);
+ printf(" - Alternate Settings %d, Endpoints: %d\n",ifdesc->bAlternateSetting,ifdesc->bNumEndpoints);
+ printf(" - Class ");
+ usb_display_class_sub(ifdesc->bInterfaceClass,ifdesc->bInterfaceSubClass,ifdesc->bInterfaceProtocol);
+ printf("\n");
+ if (ifdesc->iInterface) {
+ printf(" - ");
+ usb_display_string(dev,ifdesc->iInterface);
+ printf("\n");
+ }
+}
+
+void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
+{
+ printf(" - Endpoint %d %s ",epdesc->bEndpointAddress & 0xf,(epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
+ switch((epdesc->bmAttributes & 0x03))
+ {
+ case 0: printf("Control"); break;
+ case 1: printf("Isochronous"); break;
+ case 2: printf("Bulk"); break;
+ case 3: printf("Interrupt"); break;
+ }
+ printf(" MaxPacket %d",epdesc->wMaxPacketSize);
+ if ((epdesc->bmAttributes & 0x03)==0x3)
+ printf(" Interval %dms",epdesc->bInterval);
+ printf("\n");
+}
+
+/* main routine to diasplay the configs, interfaces and endpoints */
+void usb_display_config(struct usb_device *dev)
+{
+ struct usb_config_descriptor *config;
+ struct usb_interface_descriptor *ifdesc;
+ struct usb_endpoint_descriptor *epdesc;
+ int i,ii;
+
+ config= &dev->config;
+ usb_display_conf_desc(config,dev);
+ for(i=0;i<config->no_of_if;i++) {
+ ifdesc= &config->if_desc[i];
+ usb_display_if_desc(ifdesc,dev);
+ for(ii=0;ii<ifdesc->no_of_ep;ii++) {
+ epdesc= &ifdesc->ep_desc[ii];
+ usb_display_ep_desc(epdesc);
+ }
+ }
+ printf("\n");
+}
+
+/* shows the device tree recursively */
+void usb_show_tree_graph(struct usb_device *dev,char *pre)
+{
+ int i,index;
+ int has_child,last_child,port;
+
+ index=strlen(pre);
+ printf(" %s",pre);
+ /* check if the device has connected children */
+ has_child=0;
+ for(i=0;i<dev->maxchild;i++) {
+ if (dev->children[i]!=NULL)
+ has_child=1;
+ }
+ /* check if we are the last one */
+ last_child=1;
+ if (dev->parent!=NULL) {
+ for(i=0;i<dev->parent->maxchild;i++) {
+ /* search for children */
+ if (dev->parent->children[i]==dev) {
+ /* found our pointer, see if we have a little sister */
+ port=i;
+ while(i++<dev->parent->maxchild) {
+ if (dev->parent->children[i]!=NULL) {
+ /* found a sister */
+ last_child=0;
+ break;
+ } /* if */
+ } /* while */
+ } /* device found */
+ } /* for all children of the parent */
+ printf("\b+-");
+ /* correct last child */
+ if (last_child) {
+ pre[index-1]=' ';
+ }
+ } /* if not root hub */
+ else
+ printf(" ");
+ printf("%d ",dev->devnum);
+ pre[index++]=' ';
+ pre[index++]= has_child ? '|' : ' ';
+ pre[index]=0;
+ printf(" %s (%s, %dmA)\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
+ dev->slow ? "1.5MBit/s" : "12MBit/s",dev->config.MaxPower * 2);
+ if (strlen(dev->mf) ||
+ strlen(dev->prod) ||
+ strlen(dev->serial))
+ printf(" %s %s %s %s\n",pre,dev->mf,dev->prod,dev->serial);
+ printf(" %s\n",pre);
+ if (dev->maxchild>0) {
+ for(i=0;i<dev->maxchild;i++) {
+ if (dev->children[i]!=NULL) {
+ usb_show_tree_graph(dev->children[i],pre);
+ pre[index]=0;
+ }
+ }
+ }
+}
+
+/* main routine for the tree command */
+void usb_show_tree(struct usb_device *dev)
+{
+ char preamble[32];
+
+ memset(preamble,0,32);
+ usb_show_tree_graph(dev,&preamble[0]);
+}
+
+
+
+/******************************************************************************
+ * usb boot command intepreter. Derived from diskboot
+ */
+#ifdef CONFIG_USB_STORAGE
+int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ char *boot_device = NULL;
+ char *ep;
+ int dev, part=0, rcode;
+ ulong cnt;
+ ulong addr;
+ disk_partition_t info;
+ image_header_t *hdr;
+ block_dev_desc_t *stor_dev;
+
+
+ switch (argc) {
+ case 1:
+ addr = CFG_LOAD_ADDR;
+ boot_device = getenv ("bootdevice");
+ break;
+ case 2:
+ addr = simple_strtoul(argv[1], NULL, 16);
+ boot_device = getenv ("bootdevice");
+ break;
+ case 3:
+ addr = simple_strtoul(argv[1], NULL, 16);
+ boot_device = argv[2];
+ break;
+ default:
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ if (!boot_device) {
+ puts ("\n** No boot device **\n");
+ return 1;
+ }
+
+ dev = simple_strtoul(boot_device, &ep, 16);
+ stor_dev=usb_stor_get_dev(dev);
+ if (stor_dev->type == DEV_TYPE_UNKNOWN) {
+ printf ("\n** Device %d not available\n", dev);
+ return 1;
+ }
+ if (stor_dev->block_read==NULL) {
+ printf("storage device not initialized. Use usb scan\n");
+ return 1;
+ }
+ if (*ep) {
+ if (*ep != ':') {
+ puts ("\n** Invalid boot device, use `dev[:part]' **\n");
+ return 1;
+ }
+ part = simple_strtoul(++ep, NULL, 16);
+ }
+
+ if (get_partition_info (stor_dev, part, &info)) {
+ /* try to boot raw .... */
+ strncpy(&info.type[0], BOOT_PART_TYPE, sizeof(BOOT_PART_TYPE));
+ strncpy(&info.name[0], "Raw", 4);
+ info.start=0;
+ info.blksz=0x200;
+ info.size=2880;
+ printf("error reading partinfo...try to boot raw\n");
+ }
+ if (strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) {
+ printf ("\n** Invalid partition type \"%.32s\""
+ " (expect \"" BOOT_PART_TYPE "\")\n",
+ info.type);
+ return 1;
+ }
+ printf ("\nLoading from USB device %d, partition %d: "
+ "Name: %.32s Type: %.32s\n",
+ dev, part, info.name, info.type);
+
+ printf ("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
+ info.start, info.size, info.blksz);
+
+ if (stor_dev->block_read(dev, info.start, 1, (ulong *)addr) != 1) {
+ printf ("** Read error on %d:%d\n", dev, part);
+ return 1;
+ }
+
+ hdr = (image_header_t *)addr;
+
+ if (hdr->ih_magic == IH_MAGIC) {
+ print_image_hdr (hdr);
+ cnt = (hdr->ih_size + sizeof(image_header_t));
+ cnt += info.blksz - 1;
+ cnt /= info.blksz;
+ cnt -= 1;
+ } else {
+ printf("\n** Bad Magic Number **\n");
+ return 1;
+ }
+
+ if (stor_dev->block_read (dev, info.start+1, cnt,
+ (ulong *)(addr+info.blksz)) != cnt) {
+ printf ("\n** Read error on %d:%d\n", dev, part);
+ return 1;
+ }
+ /* Loading ok, update default load address */
+ load_addr = addr;
+
+ flush_cache (addr, (cnt+1)*info.blksz);
+
+ /* Check if we should attempt an auto-start */
+ if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
+ char *local_args[2];
+ extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
+ local_args[0] = argv[0];
+ local_args[1] = NULL;
+ printf ("Automatic boot of image at addr 0x%08lX ...\n", addr);
+ rcode=do_bootm (cmdtp, 0, 1, local_args);
+ return rcode;
+ }
+ return 0;
+}
+#endif /* CONFIG_USB_STORAGE */
+
+
+
+/*********************************************************************************
+ * usb command intepreter
+ */
+int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+
+ int i;
+ struct usb_device *dev = NULL;
+ block_dev_desc_t *stor_dev;
+
+ if ((strncmp(argv[1],"reset",5) == 0) ||
+ (strncmp(argv[1],"start",5) == 0)){
+ usb_stop();
+ printf("(Re)start USB...\n");
+ usb_init();
+ return 0;
+ }
+ if (strncmp(argv[1],"stop",4) == 0) {
+#ifdef CONFIG_USB_KEYBOARD
+ if (argc==2) {
+ if (usb_kbd_deregister()!=0) {
+ printf("USB not stopped: usbkbd still using USB\n");
+ return 1;
+ }
+ }
+ else { /* forced stop, switch console in to serial */
+ console_assign(stdin,"serial");
+ usb_kbd_deregister();
+ }
+#endif
+ printf("stopping USB..\n");
+ usb_stop();
+ return 0;
+ }
+ if (strncmp(argv[1],"tree",4) == 0) {
+ printf("\nDevice Tree:\n");
+ usb_show_tree(usb_get_dev_index(0));
+ return 0;
+ }
+ if (strncmp(argv[1],"inf",3) == 0) {
+ int d;
+ if (argc==2) {
+ for(d=0;d<USB_MAX_DEVICE;d++) {
+ dev=usb_get_dev_index(d);
+ if (dev==NULL)
+ break;
+ usb_display_desc(dev);
+ usb_display_config(dev);
+ }
+ return 0;
+ }
+ else {
+ int d;
+
+ i=simple_strtoul(argv[2], NULL, 16);
+ printf("config for device %d\n",i);
+ for(d=0;d<USB_MAX_DEVICE;d++) {
+ dev=usb_get_dev_index(d);
+ if (dev==NULL)
+ break;
+ if (dev->devnum==i)
+ break;
+ }
+ if (dev==NULL) {
+ printf("*** NO Device avaiable ***\n");
+ return 0;
+ }
+ else {
+ usb_display_desc(dev);
+ usb_display_config(dev);
+ }
+ }
+ return 0;
+ }
+#ifdef CONFIG_USB_STORAGE
+ if (strncmp(argv[1],"scan",4) == 0) {
+ printf("Scan for storage device:\n");
+ usb_stor_curr_dev=usb_stor_scan(1);
+ if (usb_stor_curr_dev==-1) {
+ printf("No device found. Not initialized?\n");
+ return 1;
+ }
+ return 0;
+ }
+ if (strncmp(argv[1],"part",4) == 0) {
+ int devno, ok;
+ for (ok=0, devno=0; devno<USB_MAX_STOR_DEV; ++devno) {
+ stor_dev=usb_stor_get_dev(devno);
+ if (stor_dev->type!=DEV_TYPE_UNKNOWN) {
+ ok++;
+ if (devno)
+ printf("\n");
+ printf("print_part of %x\n",devno);
+ print_part(stor_dev);
+ }
+ }
+ if (!ok) {
+ printf("\nno USB devices available\n");
+ return 1;
+ }
+ return 0;
+ }
+ if (strcmp(argv[1],"read") == 0) {
+ if (usb_stor_curr_dev<0) {
+ printf("no current device selected\n");
+ return 1;
+ }
+ if (argc==5) {
+ unsigned long addr = simple_strtoul(argv[2], NULL, 16);
+ unsigned long blk = simple_strtoul(argv[3], NULL, 16);
+ unsigned long cnt = simple_strtoul(argv[4], NULL, 16);
+ unsigned long n;
+ printf ("\nUSB read: device %d block # %ld, count %ld ... ",
+ usb_stor_curr_dev, blk, cnt);
+ stor_dev=usb_stor_get_dev(usb_stor_curr_dev);
+ n = stor_dev->block_read(usb_stor_curr_dev, blk, cnt, (ulong *)addr);
+ printf ("%ld blocks read: %s\n",n,(n==cnt) ? "OK" : "ERROR");
+ if (n==cnt)
+ return 0;
+ return 1;
+ }
+ }
+ if (strcmp(argv[1],"dev") == 0) {
+ if (argc==3) {
+ int dev = (int)simple_strtoul(argv[2], NULL, 10);
+ printf ("\nUSB device %d: ", dev);
+ if (dev >= USB_MAX_STOR_DEV) {
+ printf("unknown device\n");
+ return 1;
+ }
+ printf ("\n Device %d: ", dev);
+ stor_dev=usb_stor_get_dev(dev);
+ dev_print(stor_dev);
+ if (stor_dev->type == DEV_TYPE_UNKNOWN) {
+ return 1;
+ }
+ usb_stor_curr_dev = dev;
+ printf("... is now current device\n");
+ return 0;
+ }
+ else {
+ printf ("\nUSB device %d: ", usb_stor_curr_dev);
+ stor_dev=usb_stor_get_dev(usb_stor_curr_dev);
+ dev_print(stor_dev);
+ if (stor_dev->type == DEV_TYPE_UNKNOWN) {
+ return 1;
+ }
+ return 0;
+ }
+ return 0;
+ }
+#endif /* CONFIG_USB_STORAGE */
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+}
+
+
+#endif /* (CONFIG_COMMANDS & CFG_CMD_USB) */
+
+