Re: [PATCH 1/3] ethtool: Split out printing of hex data
From: Ben Hutchings <hidden>
Date: 2012-05-22 23:58:31
On Fri, 2012-05-18 at 15:58 +0100, Stuart Hodgson wrote:
quoted hunk ↗ jump to hunk
Split out printing of hex data to common function from dump_regs and dump_eeprom. Ready for use by module eeprom dumping. Signed-off-by: Stuart Hodgson <redacted> --- ethtool.c | 35 ++++++++++++++++++----------------- 1 files changed, 18 insertions(+), 17 deletions(-)diff --git a/ethtool.c b/ethtool.c index e80b38b..fdc21de 100644 --- a/ethtool.c +++ b/ethtool.c@@ -787,6 +787,20 @@ static const struct { { "st_gmac", st_gmac_dump_regs }, }; +static void dump_hex(__u8 *data, int len, int offset) +{ + int i; + + fprintf(stdout, "Offset\tValues\n"); + fprintf(stdout, "--------\t-----"); + for (i = 0; i < len; i++) { + if (i%16 == 0) + fprintf(stdout, "\n0x%04x:\t", i + offset); + fprintf(stdout, " %02x", data[i]); + }
The problem with this (inherited from dump_regs()) is that the columns don't line up. So I've applied this but changed dump_hex() to look more like the code removed from dump_eeprom(). Ben.
quoted hunk ↗ jump to hunk
+ fprintf(stdout, "\n\n"); +} + static int dump_regs(int gregs_dump_raw, int gregs_dump_hex, const char *gregs_dump_file, struct ethtool_drvinfo *info, struct ethtool_regs *regs)@@ -820,22 +834,14 @@ static int dump_regs(int gregs_dump_raw, int gregs_dump_hex, ETHTOOL_BUSINFO_LEN)) return driver_list[i].func(info, regs); - fprintf(stdout, "Offset\tValues\n"); - fprintf(stdout, "--------\t-----"); - for (i = 0; i < regs->len; i++) { - if (i%16 == 0) - fprintf(stdout, "\n%03x:\t", i); - fprintf(stdout, " %02x", regs->data[i]); - } - fprintf(stdout, "\n\n"); + dump_hex(regs->data, regs->len, 0); + return 0; } static int dump_eeprom(int geeprom_dump_raw, struct ethtool_drvinfo *info, struct ethtool_eeprom *ee) { - int i; - if (geeprom_dump_raw) { fwrite(ee->data, 1, ee->len, stdout); return 0;@@ -847,13 +853,8 @@ static int dump_eeprom(int geeprom_dump_raw, struct ethtool_drvinfo *info, return tg3_dump_eeprom(info, ee); } - fprintf(stdout, "Offset\t\tValues\n"); - fprintf(stdout, "------\t\t------"); - for (i = 0; i < ee->len; i++) { - if(!(i%16)) fprintf(stdout, "\n0x%04x\t\t", i + ee->offset); - fprintf(stdout, "%02x ", ee->data[i]); - } - fprintf(stdout, "\n"); + dump_hex(ee->data, ee->len, ee->offset); + return 0; }
-- Ben Hutchings, Staff Engineer, Solarflare Not speaking for my employer; that's the marketing department's job. They asked us to note that Solarflare product names are trademarked.