From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33365) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eWaba-0001A0-Bg for qemu-devel@nongnu.org; Tue, 02 Jan 2018 23:24:43 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eWabW-0001tA-S9 for qemu-devel@nongnu.org; Tue, 02 Jan 2018 23:24:42 -0500 From: David Gibson Date: Wed, 3 Jan 2018 15:24:08 +1100 Message-Id: <20180103042419.14520-5-david@gibson.dropbear.id.au> In-Reply-To: <20180103042419.14520-1-david@gibson.dropbear.id.au> References: <20180103042419.14520-1-david@gibson.dropbear.id.au> Subject: [Qemu-devel] [PULL 04/15] sm501: Add some more unimplemented registers List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org Cc: groug@kaod.org, qemu-ppc@nongnu.org, qemu-devel@nongnu.org, lvivier@redhat.com, BALATON Zoltan , David Gibson From: BALATON Zoltan These are not really implemented (just return zero or default values) but add these so guests accessing them can run. Signed-off-by: BALATON Zoltan Signed-off-by: David Gibson --- hw/display/sm501.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/hw/display/sm501.c b/hw/display/sm501.c index b9b611131e..4f7dc59b25 100644 --- a/hw/display/sm501.c +++ b/hw/display/sm501.c @@ -795,6 +795,8 @@ static uint64_t sm501_system_config_read(void *opaque, hwaddr addr, case SM501_ARBTRTN_CONTROL: ret = s->arbitration_control; break; + case SM501_COMMAND_LIST_STATUS: + ret = 0x00180002; /* FIFOs are empty, everything idle */ case SM501_IRQ_MASK: ret = s->irq_mask; break; @@ -812,6 +814,9 @@ static uint64_t sm501_system_config_read(void *opaque, hwaddr addr, case SM501_POWER_MODE_CONTROL: ret = s->power_mode_control; break; + case SM501_ENDIAN_CONTROL: + ret = 0; /* Only default little endian mode is supported */ + break; default: printf("sm501 system config : not implemented register read." @@ -865,6 +870,12 @@ static void sm501_system_config_write(void *opaque, hwaddr addr, case SM501_POWER_MODE_CONTROL: s->power_mode_control = value & 0x00000003; break; + case SM501_ENDIAN_CONTROL: + if (value & 0x00000001) { + printf("sm501 system config : big endian mode not implemented.\n"); + abort(); + } + break; default: printf("sm501 system config : not implemented register write." @@ -924,6 +935,9 @@ static uint64_t sm501_disp_ctrl_read(void *opaque, hwaddr addr, case SM501_DC_PANEL_PANNING_CONTROL: ret = s->dc_panel_panning_control; break; + case SM501_DC_PANEL_COLOR_KEY: + /* Not implemented yet */ + break; case SM501_DC_PANEL_FB_ADDR: ret = s->dc_panel_fb_addr; break; @@ -1035,6 +1049,9 @@ static void sm501_disp_ctrl_write(void *opaque, hwaddr addr, case SM501_DC_PANEL_PANNING_CONTROL: s->dc_panel_panning_control = value & 0xFF3FFF3F; break; + case SM501_DC_PANEL_COLOR_KEY: + /* Not implemented yet */ + break; case SM501_DC_PANEL_FB_ADDR: s->dc_panel_fb_addr = value & 0x8FFFFFF0; break; -- 2.14.3