From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36515) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ynss0-0006MY-VX for qemu-devel@nongnu.org; Thu, 30 Apr 2015 14:07:33 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Ynss0-0006z1-2h for qemu-devel@nongnu.org; Thu, 30 Apr 2015 14:07:32 -0400 From: John Snow Date: Thu, 30 Apr 2015 14:07:15 -0400 Message-Id: <1430417242-11859-3-git-send-email-jsnow@redhat.com> In-Reply-To: <1430417242-11859-1-git-send-email-jsnow@redhat.com> References: <1430417242-11859-1-git-send-email-jsnow@redhat.com> Subject: [Qemu-devel] [PATCH v3 2/9] libqos/ahci: Fix sector set method List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: marc.mari.barcelo@gmail.com, pbonzini@redhat.com, John Snow , qemu-devel@nongnu.org, stefanha@redhat.com || probably does not mean the same thing as |. Additionally, allow users to submit a prd_size of 0 to indicate that they'd like to continue using the default. Signed-off-by: John Snow --- tests/libqos/ahci.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/tests/libqos/ahci.c b/tests/libqos/ahci.c index 05dd04d..29e12f9 100644 --- a/tests/libqos/ahci.c +++ b/tests/libqos/ahci.c @@ -769,7 +769,7 @@ void ahci_command_set_offset(AHCICommand *cmd, uint64_t lba_sect) fis->lba_lo[1] = (lba_sect >> 8) & 0xFF; fis->lba_lo[2] = (lba_sect >> 16) & 0xFF; if (cmd->props->lba28) { - fis->device = (fis->device & 0xF0) || (lba_sect >> 24) & 0x0F; + fis->device = (fis->device & 0xF0) | ((lba_sect >> 24) & 0x0F); } fis->lba_hi[0] = (lba_sect >> 24) & 0xFF; fis->lba_hi[1] = (lba_sect >> 32) & 0xFF; @@ -787,7 +787,9 @@ void ahci_command_set_sizes(AHCICommand *cmd, uint64_t xbytes, /* Each PRD can describe up to 4MiB, and must not be odd. */ g_assert_cmphex(prd_size, <=, 4096 * 1024); g_assert_cmphex(prd_size & 0x01, ==, 0x00); - cmd->prd_size = prd_size; + if (prd_size) { + cmd->prd_size = prd_size; + } cmd->xbytes = xbytes; cmd->fis.count = (cmd->xbytes / AHCI_SECTOR_SIZE); cmd->header.prdtl = size_to_prdtl(cmd->xbytes, cmd->prd_size); -- 2.1.0