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comparison packages/io/flash/current/src/flash.c @ 163:0d2b193a635f

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Merge from eCos master repository on 2001-06-22-17:38:39-BST
author jlarmour
date Fri, 22 Jun 2001 18:18:44 +0000
parents 2395031e7a66
children 38892b97b685
comparison
equal deleted inserted replaced
162:2395031e7a66 163:0d2b193a635f
66 flash_init(void *work_space, int work_space_size, _printf *pf) 66 flash_init(void *work_space, int work_space_size, _printf *pf)
67 { 67 {
68 int err; 68 int err;
69 69
70 if (flash_info.init) return FLASH_ERR_OK; 70 if (flash_info.init) return FLASH_ERR_OK;
71 flash_info.pf = pf; // Do this before calling into the driver
71 flash_info.work_space = work_space; 72 flash_info.work_space = work_space;
72 flash_info.work_space_size = work_space_size; 73 flash_info.work_space_size = work_space_size;
73 if ((err = flash_hwr_init()) != FLASH_ERR_OK) { 74 if ((err = flash_hwr_init()) != FLASH_ERR_OK) {
74 return err; 75 return err;
75 } 76 }
76 flash_info.block_mask = ~(flash_info.block_size-1); 77 flash_info.block_mask = ~(flash_info.block_size-1);
77 flash_info.init = 1; 78 flash_info.init = 1;
78 flash_info.pf = pf;
79 return FLASH_ERR_OK; 79 return FLASH_ERR_OK;
80 } 80 }
81 81
82 #ifndef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM 82 #ifndef CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
83 // Use this function to make function pointers anonymous - forcing the 83 // Use this function to make function pointers anonymous - forcing the
253 253
254 stat = (*_flash_program_buf)(addr, data, size, 254 stat = (*_flash_program_buf)(addr, data, size,
255 flash_info.block_mask, flash_info.buffer_size); 255 flash_info.block_mask, flash_info.buffer_size);
256 stat = flash_hwr_map_error(stat); 256 stat = flash_hwr_map_error(stat);
257 #ifdef CYGSEM_IO_FLASH_VERIFY_PROGRAM 257 #ifdef CYGSEM_IO_FLASH_VERIFY_PROGRAM
258 if (memcmp(addr, data, size) != 0) { 258 if (0 == stat) // Claims to be OK
259 stat = 0x0BAD; 259 if (memcmp(addr, data, size) != 0) {
260 (*flash_info.pf)("V"); 260 stat = 0x0BAD;
261 } 261 (*flash_info.pf)("V");
262 }
262 #endif 263 #endif
263 if (stat) { 264 if (stat) {
264 *err_addr = (void *)addr; 265 *err_addr = (void *)addr;
265 break; 266 break;
266 } 267 }