diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/beatnik/flash/flashcfg.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/beatnik/flash/flashcfg.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/c/src/lib/libbsp/powerpc/beatnik/flash/flashcfg.c b/c/src/lib/libbsp/powerpc/beatnik/flash/flashcfg.c deleted file mode 100644 index b5ba08f334..0000000000 --- a/c/src/lib/libbsp/powerpc/beatnik/flash/flashcfg.c +++ /dev/null @@ -1,182 +0,0 @@ -/* - * Authorship - * ---------- - * This software ('beatnik' RTEMS BSP for MVME6100 and MVME5500) was - * created by Till Straumann <strauman@slac.stanford.edu>, 2005-2007, - * Stanford Linear Accelerator Center, Stanford University. - * - * Acknowledgement of sponsorship - * ------------------------------ - * The 'beatnik' BSP was produced by - * the Stanford Linear Accelerator Center, Stanford University, - * under Contract DE-AC03-76SFO0515 with the Department of Energy. - * - * Government disclaimer of liability - * ---------------------------------- - * Neither the United States nor the United States Department of Energy, - * nor any of their employees, makes any warranty, express or implied, or - * assumes any legal liability or responsibility for the accuracy, - * completeness, or usefulness of any data, apparatus, product, or process - * disclosed, or represents that its use would not infringe privately owned - * rights. - * - * Stanford disclaimer of liability - * -------------------------------- - * Stanford University makes no representations or warranties, express or - * implied, nor assumes any liability for the use of this software. - * - * Stanford disclaimer of copyright - * -------------------------------- - * Stanford University, owner of the copyright, hereby disclaims its - * copyright and all other rights in this software. Hence, anyone may - * freely use it for any purpose without restriction. - * - * Maintenance of notices - * ---------------------- - * In the interest of clarity regarding the origin and status of this - * SLAC software, this and all the preceding Stanford University notices - * are to remain affixed to any copy or derivative of this software made - * or distributed by the recipient and are to be affixed to any copy of - * software made or distributed by the recipient that contains a copy or - * derivative of this software. - * - * ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03 - */ - -#include <bsp.h> -#include <stdio.h> -#include <inttypes.h> - -#define STATIC static - -#include <bsp/flashPgmPvt.h> - -/* MVME Board Specifica; board status reg. 2 where write-enable is controlled... */ - -#define SYS_FLASHA_WP (1<<5) -#define SYS_FBOOTB_WP (1<<3) -#define SYS_FBA_WP_HDR (1<<2) -#define SYS_FBOOTB_WP_HDR (1<<1) - -#define SYS_STATUS_2_REG (1) - -/* Forward Declarations */ -STATIC struct bankdesc * -bankcheck(int bank, int quiet); - -static int -flash_wp(int bank, int enbl); - -STATIC uint32_t -read_us_timer(void); - -/* Global Variables */ - -/* motload memory map */ -static struct bankdesc mvme5500Flash[] = { - { 0, 2 }, /* first entry gives number of entries */ - { 0xf2000000, 0x08000000, 0x20000*2, 2, BSP_flash_vendor_intel, 0, 0, 0, }, - { 0xff800000, 0x00800000, 0x20000*2, 2, BSP_flash_vendor_intel, 0, 0, 0, }, -}; - -/* motload memory map */ -static struct bankdesc mvme6100Flash[] = { - { 0, 2 }, /* first entry gives number of entries */ - { 0xf4000000, 0x04000000, 0x20000*2, 2, BSP_flash_vendor_intel, 0, 0, 0, }, - { 0xf8000000, 0x04000000, 0x20000*2, 2, BSP_flash_vendor_intel, 0, 0, 0, }, -}; - -struct flash_bsp_ops BSP_flashBspOps = { - bankcheck : bankcheck, - flash_wp : flash_wp, - read_us_timer: read_us_timer, -}; - -/* set (enbl:1), clear (enbl:0) or query (enbl:-1) write protection - * - * RETURNS 0 on success, nonzero on error. - */ -static int -flash_wp(int bank, int enbl) -{ -BSP_BoardType b; -A8 p; -unsigned char hwp = 0, swp; - - /* validate 'bank' argument */ - if ( !bankcheck( bank, 0 ) ) - return -1; - - switch ( (b=BSP_getBoardType()) ) { - default: - fprintf(stderr,"Unknown board type %i\n",b); - return -1; - - case MVME5500: - /* bit enables both banks; no readback of jumper available */ - p = (A8)(BSP_MV64x60_DEV1_BASE + SYS_STATUS_2_REG); - swp = SYS_FLASHA_WP; - break; - - case MVME6100: - { - - p = (A8)(BSP_MV64x60_DEV1_BASE + SYS_STATUS_2_REG); - if ( 0 == bank ) { - hwp = SYS_FBA_WP_HDR; - swp = SYS_FLASHA_WP; - } else { - hwp = SYS_FBOOTB_WP_HDR; - swp = SYS_FBOOTB_WP; - } - if ( enbl && (*p & hwp) ) { - fprintf(stderr,"HW write protection enabled (jumper)\n"); - return -1; - } - } - break; - } - if ( -1 == enbl ) { - /* query */ - return *p & (swp | hwp); - } else { - if ( enbl ) { - *p |= swp; - } else { - *p &= ~swp; - } - } - return 0; -} - -/* Lookup bank description in table */ -STATIC struct bankdesc * -bankcheck(int bank, int quiet) -{ -struct bankdesc *b; - switch ( BSP_getBoardType() ) { - case MVME5500: b = mvme5500Flash; break; - case MVME6100: b = mvme6100Flash; break; - default: - fprintf(stderr,"Unknown/unsupported board type\n"); - return 0; - } - if ( bank >= b->size || bank < 0 ) { - if ( !quiet ) - fprintf(stderr,"Invalid flash bank #: %i; (too big)\n", bank); - return 0; - } - return b + bank + 1; -} - -STATIC uint32_t read_us_timer(void) -{ -uint32_t now, mhz; - - /* we burn cycles anyways... */ - mhz = BSP_bus_frequency/BSP_time_base_divisor/1000; - - asm volatile("mftb %0":"=r"(now)); - - return now/mhz; -} |