From 1edd34b638f73d39a175fbc4f9ad5c97800d7470 Mon Sep 17 00:00:00 2001 From: Gabriel L. Somlo Date: Mon, 8 Jun 2015 14:10:44 -0400 Subject: fw_cfg: add fw_cfg_modify_i16 (update) method Allow the ability to modify the value of an existing 16-bit integer fw_cfg item. Signed-off-by: Gabriel Somlo Signed-off-by: Gerd Hoffmann --- hw/nvram/fw_cfg.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'hw/nvram') diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c index 68eff77983..08b5cc3ecc 100644 --- a/hw/nvram/fw_cfg.c +++ b/hw/nvram/fw_cfg.c @@ -484,6 +484,16 @@ void fw_cfg_add_i16(FWCfgState *s, uint16_t key, uint16_t value) fw_cfg_add_bytes(s, key, copy, sizeof(value)); } +void fw_cfg_modify_i16(FWCfgState *s, uint16_t key, uint16_t value) +{ + uint16_t *copy, *old; + + copy = g_malloc(sizeof(value)); + *copy = cpu_to_le16(value); + old = fw_cfg_modify_bytes_read(s, key, copy, sizeof(value)); + g_free(old); +} + void fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value) { uint32_t *copy; -- cgit v1.2.3-55-g7522