X-Git-Url: http://cloudbase.mooo.com/gitweb/z180-stamp.git/blobdiff_plain/0f3b947bda5f34662a611272b9f12199e0da9aca..aea51b6c4c93c56715f50e64d424e1181c6d0242:/avr/print-utils.c

diff --git a/avr/print-utils.c b/avr/print-utils.c
index 83f86a9..15f69f8 100644
--- a/avr/print-utils.c
+++ b/avr/print-utils.c
@@ -1,7 +1,7 @@
 /*
- * (C) Copyright 2014 Leo C. <erbl259-lmu@yahoo.de>
+ * (C) Copyright 2014,2018 Leo C. <erbl259-lmu@yahoo.de>
  *
- * SPDX-License-Identifier:	GPL-2.0+
+ * SPDX-License-Identifier:	GPL-2.0
  */
 
 #include "common.h"
@@ -18,31 +18,30 @@ void print_blanks(uint_fast8_t count)
 }
 
 
-int eeprom_read_buf(uint8_t *buf, uint32_t addr, uint8_t count)
+ERRNUM eeprom_read_buf(uint8_t *buf, uint32_t addr, uint8_t count)
 {
 	eeprom_read_block((void *) buf, (const void *) (size_t) addr, count);
-	return 0;
+	return ESUCCESS;
 }
 
-int ram_read_buf(uint8_t *buf, uint32_t addr, uint8_t count)
+ERRNUM ram_read_buf(uint8_t *buf, uint32_t addr, uint8_t count)
 {
 	while (count--)
 		*buf++ = *(uint8_t *) (size_t) addr++;
-	return 0;
+	return ESUCCESS;
 }
 
-int flash_read_buf(uint8_t *buf, uint32_t addr, uint8_t count)
+ERRNUM flash_read_buf(uint8_t *buf, uint32_t addr, uint8_t count)
 {
 	while (count--)
 		*buf++ = *(const __memx uint8_t *) (__uint24) addr++;
-	return 0;
+	return ESUCCESS;
 }
 
-int dump_mem(uint32_t address, uint32_t offset, uint32_t len,
-		int (*readfkt)(uint8_t *, uint32_t, uint8_t), char *title)
+ERRNUM dump_mem(uint32_t address, uint32_t offset, uint32_t len,
+		ERRNUM (*readfkt)(uint8_t *, uint32_t, uint8_t), char *title)
 {
 	uint8_t buf[16];
-	char *indent = NULL;
 	uint8_t llen = 16;
 	uint8_t pre = offset % 16;
 	offset = offset & ~0x0f;
@@ -51,16 +50,18 @@ int dump_mem(uint32_t address, uint32_t offset, uint32_t len,
 
 	if (title && *title) {
 		printf_P(PSTR("%s\n"),title);
-		indent = "    ";
 	}
 
 	while (len) {
 		if (len < 16)
 			llen = len;
-		if (readfkt(buf, address, llen - pre) != 0)
-			return -2; /* TODO: Error codes */
+		ERRNUM err = readfkt(buf, address, llen - pre);
+		if (err != ESUCCESS)
+			return err;
 
-		printf_P(PSTR("%s%.5lx:"),indent, offset);
+		if (title)
+			print_blanks(4);
+		printf_P(PSTR("%.5lx:"),offset);
 		for (i = 0; i < llen; i++) {
 			if ((i % 8) == 0)
 				putchar(' ');
@@ -82,9 +83,9 @@ int dump_mem(uint32_t address, uint32_t offset, uint32_t len,
 		len -= llen;
 
 		if (ctrlc())
-			return -1;
+			return EINTR;
 	}
-	return 0;
+	return ESUCCESS;
 }
 
 void dump_eep(uint32_t addr, unsigned int len, char *title)