From: Mark Cave-Ayland Date: Wed, 21 Jun 2023 08:53:52 +0000 (+0100) Subject: mac_via: fix rtc command decoding from PRAM addresses 0x0 to 0xf X-Git-Tag: v8.1.0-rc0~48^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ce47d531c33c35eca985f2dffc340c09433690fa;p=thirdparty%2Fqemu.git mac_via: fix rtc command decoding from PRAM addresses 0x0 to 0xf A comparison between the rtc command table included in the comment and the code itself shows that the decoding for PRAM addresses 0x0 to 0xf is being done on the raw command, and not the shifted version held in value. Signed-off-by: Mark Cave-Ayland Reviewed-by: Laurent Vivier Message-Id: <20230621085353.113233-24-mark.cave-ayland@ilande.co.uk> Signed-off-by: Laurent Vivier --- diff --git a/hw/misc/mac_via.c b/hw/misc/mac_via.c index 076d18e5fd9..85c2e65856e 100644 --- a/hw/misc/mac_via.c +++ b/hw/misc/mac_via.c @@ -399,7 +399,7 @@ static int via1_rtc_compact_cmd(uint8_t value) } else if ((value & 0x1c) == 0x08) { /* RAM address 0x10 to 0x13 */ return read | (REG_PRAM_ADDR + 0x10 + (value & 0x03)); - } else if ((value & 0x43) == 0x41) { + } else if ((value & 0x10) == 0x10) { /* RAM address 0x00 to 0x0f */ return read | (REG_PRAM_ADDR + (value & 0x0f)); }