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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /drivers/gpu/drm/gma500/oaktrail_hdmi.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'drivers/gpu/drm/gma500/oaktrail_hdmi.c')
-rw-r--r-- | drivers/gpu/drm/gma500/oaktrail_hdmi.c | 540 |
1 files changed, 540 insertions, 0 deletions
diff --git a/drivers/gpu/drm/gma500/oaktrail_hdmi.c b/drivers/gpu/drm/gma500/oaktrail_hdmi.c new file mode 100644 index 00000000..f8b367b4 --- /dev/null +++ b/drivers/gpu/drm/gma500/oaktrail_hdmi.c @@ -0,0 +1,540 @@ +/* + * Copyright © 2010 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Li Peng <peng.li@intel.com> + */ + +#include <drm/drmP.h> +#include <drm/drm.h> +#include "psb_intel_drv.h" +#include "psb_intel_reg.h" +#include "psb_drv.h" + +#define HDMI_READ(reg) readl(hdmi_dev->regs + (reg)) +#define HDMI_WRITE(reg, val) writel(val, hdmi_dev->regs + (reg)) + +#define HDMI_HCR 0x1000 +#define HCR_ENABLE_HDCP (1 << 5) +#define HCR_ENABLE_AUDIO (1 << 2) +#define HCR_ENABLE_PIXEL (1 << 1) +#define HCR_ENABLE_TMDS (1 << 0) + +#define HDMI_HICR 0x1004 +#define HDMI_HSR 0x1008 +#define HDMI_HISR 0x100C +#define HDMI_DETECT_HDP (1 << 0) + +#define HDMI_VIDEO_REG 0x3000 +#define HDMI_UNIT_EN (1 << 7) +#define HDMI_MODE_OUTPUT (1 << 0) +#define HDMI_HBLANK_A 0x3100 + +#define HDMI_AUDIO_CTRL 0x4000 +#define HDMI_ENABLE_AUDIO (1 << 0) + +#define PCH_HTOTAL_B 0x3100 +#define PCH_HBLANK_B 0x3104 +#define PCH_HSYNC_B 0x3108 +#define PCH_VTOTAL_B 0x310C +#define PCH_VBLANK_B 0x3110 +#define PCH_VSYNC_B 0x3114 +#define PCH_PIPEBSRC 0x311C + +#define PCH_PIPEB_DSL 0x3800 +#define PCH_PIPEB_SLC 0x3804 +#define PCH_PIPEBCONF 0x3808 +#define PCH_PIPEBSTAT 0x3824 + +#define CDVO_DFT 0x5000 +#define CDVO_SLEWRATE 0x5004 +#define CDVO_STRENGTH 0x5008 +#define CDVO_RCOMP 0x500C + +#define DPLL_CTRL 0x6000 +#define DPLL_PDIV_SHIFT 16 +#define DPLL_PDIV_MASK (0xf << 16) +#define DPLL_PWRDN (1 << 4) +#define DPLL_RESET (1 << 3) +#define DPLL_FASTEN (1 << 2) +#define DPLL_ENSTAT (1 << 1) +#define DPLL_DITHEN (1 << 0) + +#define DPLL_DIV_CTRL 0x6004 +#define DPLL_CLKF_MASK 0xffffffc0 +#define DPLL_CLKR_MASK (0x3f) + +#define DPLL_CLK_ENABLE 0x6008 +#define DPLL_EN_DISP (1 << 31) +#define DPLL_SEL_HDMI (1 << 8) +#define DPLL_EN_HDMI (1 << 1) +#define DPLL_EN_VGA (1 << 0) + +#define DPLL_ADJUST 0x600C +#define DPLL_STATUS 0x6010 +#define DPLL_UPDATE 0x6014 +#define DPLL_DFT 0x6020 + +struct intel_range { + int min, max; +}; + +struct oaktrail_hdmi_limit { + struct intel_range vco, np, nr, nf; +}; + +struct oaktrail_hdmi_clock { + int np; + int nr; + int nf; + int dot; +}; + +#define VCO_MIN 320000 +#define VCO_MAX 1650000 +#define NP_MIN 1 +#define NP_MAX 15 +#define NR_MIN 1 +#define NR_MAX 64 +#define NF_MIN 2 +#define NF_MAX 4095 + +static const struct oaktrail_hdmi_limit oaktrail_hdmi_limit = { + .vco = { .min = VCO_MIN, .max = VCO_MAX }, + .np = { .min = NP_MIN, .max = NP_MAX }, + .nr = { .min = NR_MIN, .max = NR_MAX }, + .nf = { .min = NF_MIN, .max = NF_MAX }, +}; + +static void oaktrail_hdmi_audio_enable(struct drm_device *dev) +{ + struct drm_psb_private *dev_priv = dev->dev_private; + struct oaktrail_hdmi_dev *hdmi_dev = dev_priv->hdmi_priv; + + HDMI_WRITE(HDMI_HCR, 0x67); + HDMI_READ(HDMI_HCR); + + HDMI_WRITE(0x51a8, 0x10); + HDMI_READ(0x51a8); + + HDMI_WRITE(HDMI_AUDIO_CTRL, 0x1); + HDMI_READ(HDMI_AUDIO_CTRL); +} + +static void oaktrail_hdmi_audio_disable(struct drm_device *dev) +{ + struct drm_psb_private *dev_priv = dev->dev_private; + struct oaktrail_hdmi_dev *hdmi_dev = dev_priv->hdmi_priv; + + HDMI_WRITE(0x51a8, 0x0); + HDMI_READ(0x51a8); + + HDMI_WRITE(HDMI_AUDIO_CTRL, 0x0); + HDMI_READ(HDMI_AUDIO_CTRL); + + HDMI_WRITE(HDMI_HCR, 0x47); + HDMI_READ(HDMI_HCR); +} + +static void oaktrail_hdmi_dpms(struct drm_encoder *encoder, int mode) +{ + static int dpms_mode = -1; + + struct drm_device *dev = encoder->dev; + struct drm_psb_private *dev_priv = dev->dev_private; + struct oaktrail_hdmi_dev *hdmi_dev = dev_priv->hdmi_priv; + u32 temp; + + if (dpms_mode == mode) + return; + + if (mode != DRM_MODE_DPMS_ON) + temp = 0x0; + else + temp = 0x99; + + dpms_mode = mode; + HDMI_WRITE(HDMI_VIDEO_REG, temp); +} + +static int oaktrail_hdmi_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + struct drm_psb_private *dev_priv = connector->dev->dev_private; + if (mode->clock > 165000) + return MODE_CLOCK_HIGH; + if (mode->clock < 20000) + return MODE_CLOCK_LOW; + + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + return MODE_NO_DBLESCAN; + + /* We assume worst case scenario of 32 bpp here, since we don't know */ + if ((ALIGN(mode->hdisplay * 4, 64) * mode->vdisplay) > + dev_priv->vram_stolen_size) + return MODE_MEM; + + return MODE_OK; +} + +static bool oaktrail_hdmi_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + return true; +} + +static enum drm_connector_status +oaktrail_hdmi_detect(struct drm_connector *connector, bool force) +{ + enum drm_connector_status status; + struct drm_device *dev = connector->dev; + struct drm_psb_private *dev_priv = dev->dev_private; + struct oaktrail_hdmi_dev *hdmi_dev = dev_priv->hdmi_priv; + u32 temp; + + temp = HDMI_READ(HDMI_HSR); + DRM_DEBUG_KMS("HDMI_HSR %x\n", temp); + + if ((temp & HDMI_DETECT_HDP) != 0) + status = connector_status_connected; + else + status = connector_status_disconnected; + + return status; +} + +static const unsigned char raw_edid[] = { + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x10, 0xac, 0x2f, 0xa0, + 0x53, 0x55, 0x33, 0x30, 0x16, 0x13, 0x01, 0x03, 0x0e, 0x3a, 0x24, 0x78, + 0xea, 0xe9, 0xf5, 0xac, 0x51, 0x30, 0xb4, 0x25, 0x11, 0x50, 0x54, 0xa5, + 0x4b, 0x00, 0x81, 0x80, 0xa9, 0x40, 0x71, 0x4f, 0xb3, 0x00, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x28, 0x3c, 0x80, 0xa0, 0x70, 0xb0, + 0x23, 0x40, 0x30, 0x20, 0x36, 0x00, 0x46, 0x6c, 0x21, 0x00, 0x00, 0x1a, + 0x00, 0x00, 0x00, 0xff, 0x00, 0x47, 0x4e, 0x37, 0x32, 0x31, 0x39, 0x35, + 0x52, 0x30, 0x33, 0x55, 0x53, 0x0a, 0x00, 0x00, 0x00, 0xfc, 0x00, 0x44, + 0x45, 0x4c, 0x4c, 0x20, 0x32, 0x37, 0x30, 0x39, 0x57, 0x0a, 0x20, 0x20, + 0x00, 0x00, 0x00, 0xfd, 0x00, 0x38, 0x4c, 0x1e, 0x53, 0x11, 0x00, 0x0a, + 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x00, 0x8d +}; + +static int oaktrail_hdmi_get_modes(struct drm_connector *connector) +{ + struct drm_device *dev = connector->dev; + struct drm_psb_private *dev_priv = dev->dev_private; + struct i2c_adapter *i2c_adap; + struct edid *edid; + struct drm_display_mode *mode, *t; + int i = 0, ret = 0; + + i2c_adap = i2c_get_adapter(3); + if (i2c_adap == NULL) { + DRM_ERROR("No ddc adapter available!\n"); + edid = (struct edid *)raw_edid; + } else { + edid = (struct edid *)raw_edid; + /* FIXME ? edid = drm_get_edid(connector, i2c_adap); */ + } + + if (edid) { + drm_mode_connector_update_edid_property(connector, edid); + ret = drm_add_edid_modes(connector, edid); + connector->display_info.raw_edid = NULL; + } + + /* + * prune modes that require frame buffer bigger than stolen mem + */ + list_for_each_entry_safe(mode, t, &connector->probed_modes, head) { + if ((mode->hdisplay * mode->vdisplay * 4) >= dev_priv->vram_stolen_size) { + i++; + drm_mode_remove(connector, mode); + } + } + return ret - i; +} + +static void oaktrail_hdmi_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct drm_device *dev = encoder->dev; + + oaktrail_hdmi_audio_enable(dev); + return; +} + +static void oaktrail_hdmi_destroy(struct drm_connector *connector) +{ + return; +} + +static const struct drm_encoder_helper_funcs oaktrail_hdmi_helper_funcs = { + .dpms = oaktrail_hdmi_dpms, + .mode_fixup = oaktrail_hdmi_mode_fixup, + .prepare = psb_intel_encoder_prepare, + .mode_set = oaktrail_hdmi_mode_set, + .commit = psb_intel_encoder_commit, +}; + +static const struct drm_connector_helper_funcs + oaktrail_hdmi_connector_helper_funcs = { + .get_modes = oaktrail_hdmi_get_modes, + .mode_valid = oaktrail_hdmi_mode_valid, + .best_encoder = psb_intel_best_encoder, +}; + +static const struct drm_connector_funcs oaktrail_hdmi_connector_funcs = { + .dpms = drm_helper_connector_dpms, + .detect = oaktrail_hdmi_detect, + .fill_modes = drm_helper_probe_single_connector_modes, + .destroy = oaktrail_hdmi_destroy, +}; + +static void oaktrail_hdmi_enc_destroy(struct drm_encoder *encoder) +{ + drm_encoder_cleanup(encoder); +} + +static const struct drm_encoder_funcs oaktrail_hdmi_enc_funcs = { + .destroy = oaktrail_hdmi_enc_destroy, +}; + +void oaktrail_hdmi_init(struct drm_device *dev, + struct psb_intel_mode_device *mode_dev) +{ + struct psb_intel_encoder *psb_intel_encoder; + struct psb_intel_connector *psb_intel_connector; + struct drm_connector *connector; + struct drm_encoder *encoder; + + psb_intel_encoder = kzalloc(sizeof(struct psb_intel_encoder), GFP_KERNEL); + if (!psb_intel_encoder) + return; + + psb_intel_connector = kzalloc(sizeof(struct psb_intel_connector), GFP_KERNEL); + if (!psb_intel_connector) + goto failed_connector; + + connector = &psb_intel_connector->base; + encoder = &psb_intel_encoder->base; + drm_connector_init(dev, connector, + &oaktrail_hdmi_connector_funcs, + DRM_MODE_CONNECTOR_DVID); + + drm_encoder_init(dev, encoder, + &oaktrail_hdmi_enc_funcs, + DRM_MODE_ENCODER_TMDS); + + psb_intel_connector_attach_encoder(psb_intel_connector, + psb_intel_encoder); + + psb_intel_encoder->type = INTEL_OUTPUT_HDMI; + drm_encoder_helper_add(encoder, &oaktrail_hdmi_helper_funcs); + drm_connector_helper_add(connector, &oaktrail_hdmi_connector_helper_funcs); + + connector->display_info.subpixel_order = SubPixelHorizontalRGB; + connector->interlace_allowed = false; + connector->doublescan_allowed = false; + drm_sysfs_connector_add(connector); + + return; + +failed_connector: + kfree(psb_intel_encoder); +} + +static DEFINE_PCI_DEVICE_TABLE(hdmi_ids) = { + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x080d) }, + { 0 } +}; + +void oaktrail_hdmi_setup(struct drm_device *dev) +{ + struct drm_psb_private *dev_priv = dev->dev_private; + struct pci_dev *pdev; + struct oaktrail_hdmi_dev *hdmi_dev; + int ret; + + pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x080d, NULL); + if (!pdev) + return; + + hdmi_dev = kzalloc(sizeof(struct oaktrail_hdmi_dev), GFP_KERNEL); + if (!hdmi_dev) { + dev_err(dev->dev, "failed to allocate memory\n"); + goto out; + } + + + ret = pci_enable_device(pdev); + if (ret) { + dev_err(dev->dev, "failed to enable hdmi controller\n"); + goto free; + } + + hdmi_dev->mmio = pci_resource_start(pdev, 0); + hdmi_dev->mmio_len = pci_resource_len(pdev, 0); + hdmi_dev->regs = ioremap(hdmi_dev->mmio, hdmi_dev->mmio_len); + if (!hdmi_dev->regs) { + dev_err(dev->dev, "failed to map hdmi mmio\n"); + goto free; + } + + hdmi_dev->dev = pdev; + pci_set_drvdata(pdev, hdmi_dev); + + /* Initialize i2c controller */ + ret = oaktrail_hdmi_i2c_init(hdmi_dev->dev); + if (ret) + dev_err(dev->dev, "HDMI I2C initialization failed\n"); + + dev_priv->hdmi_priv = hdmi_dev; + oaktrail_hdmi_audio_disable(dev); + return; + +free: + kfree(hdmi_dev); +out: + return; +} + +void oaktrail_hdmi_teardown(struct drm_device *dev) +{ + struct drm_psb_private *dev_priv = dev->dev_private; + struct oaktrail_hdmi_dev *hdmi_dev = dev_priv->hdmi_priv; + struct pci_dev *pdev; + + if (hdmi_dev) { + pdev = hdmi_dev->dev; + pci_set_drvdata(pdev, NULL); + oaktrail_hdmi_i2c_exit(pdev); + iounmap(hdmi_dev->regs); + kfree(hdmi_dev); + pci_dev_put(pdev); + } +} + +/* save HDMI register state */ +void oaktrail_hdmi_save(struct drm_device *dev) +{ + struct drm_psb_private *dev_priv = dev->dev_private; + struct oaktrail_hdmi_dev *hdmi_dev = dev_priv->hdmi_priv; + struct psb_state *regs = &dev_priv->regs.psb; + int i; + + /* dpll */ + hdmi_dev->saveDPLL_CTRL = PSB_RVDC32(DPLL_CTRL); + hdmi_dev->saveDPLL_DIV_CTRL = PSB_RVDC32(DPLL_DIV_CTRL); + hdmi_dev->saveDPLL_ADJUST = PSB_RVDC32(DPLL_ADJUST); + hdmi_dev->saveDPLL_UPDATE = PSB_RVDC32(DPLL_UPDATE); + hdmi_dev->saveDPLL_CLK_ENABLE = PSB_RVDC32(DPLL_CLK_ENABLE); + + /* pipe B */ + regs->savePIPEBCONF = PSB_RVDC32(PIPEBCONF); + regs->savePIPEBSRC = PSB_RVDC32(PIPEBSRC); + regs->saveHTOTAL_B = PSB_RVDC32(HTOTAL_B); + regs->saveHBLANK_B = PSB_RVDC32(HBLANK_B); + regs->saveHSYNC_B = PSB_RVDC32(HSYNC_B); + regs->saveVTOTAL_B = PSB_RVDC32(VTOTAL_B); + regs->saveVBLANK_B = PSB_RVDC32(VBLANK_B); + regs->saveVSYNC_B = PSB_RVDC32(VSYNC_B); + + hdmi_dev->savePCH_PIPEBCONF = PSB_RVDC32(PCH_PIPEBCONF); + hdmi_dev->savePCH_PIPEBSRC = PSB_RVDC32(PCH_PIPEBSRC); + hdmi_dev->savePCH_HTOTAL_B = PSB_RVDC32(PCH_HTOTAL_B); + hdmi_dev->savePCH_HBLANK_B = PSB_RVDC32(PCH_HBLANK_B); + hdmi_dev->savePCH_HSYNC_B = PSB_RVDC32(PCH_HSYNC_B); + hdmi_dev->savePCH_VTOTAL_B = PSB_RVDC32(PCH_VTOTAL_B); + hdmi_dev->savePCH_VBLANK_B = PSB_RVDC32(PCH_VBLANK_B); + hdmi_dev->savePCH_VSYNC_B = PSB_RVDC32(PCH_VSYNC_B); + + /* plane */ + regs->saveDSPBCNTR = PSB_RVDC32(DSPBCNTR); + regs->saveDSPBSTRIDE = PSB_RVDC32(DSPBSTRIDE); + regs->saveDSPBADDR = PSB_RVDC32(DSPBBASE); + regs->saveDSPBSURF = PSB_RVDC32(DSPBSURF); + regs->saveDSPBLINOFF = PSB_RVDC32(DSPBLINOFF); + regs->saveDSPBTILEOFF = PSB_RVDC32(DSPBTILEOFF); + + /* cursor B */ + regs->saveDSPBCURSOR_CTRL = PSB_RVDC32(CURBCNTR); + regs->saveDSPBCURSOR_BASE = PSB_RVDC32(CURBBASE); + regs->saveDSPBCURSOR_POS = PSB_RVDC32(CURBPOS); + + /* save palette */ + for (i = 0; i < 256; i++) + regs->save_palette_b[i] = PSB_RVDC32(PALETTE_B + (i << 2)); +} + +/* restore HDMI register state */ +void oaktrail_hdmi_restore(struct drm_device *dev) +{ + struct drm_psb_private *dev_priv = dev->dev_private; + struct oaktrail_hdmi_dev *hdmi_dev = dev_priv->hdmi_priv; + struct psb_state *regs = &dev_priv->regs.psb; + int i; + + /* dpll */ + PSB_WVDC32(hdmi_dev->saveDPLL_CTRL, DPLL_CTRL); + PSB_WVDC32(hdmi_dev->saveDPLL_DIV_CTRL, DPLL_DIV_CTRL); + PSB_WVDC32(hdmi_dev->saveDPLL_ADJUST, DPLL_ADJUST); + PSB_WVDC32(hdmi_dev->saveDPLL_UPDATE, DPLL_UPDATE); + PSB_WVDC32(hdmi_dev->saveDPLL_CLK_ENABLE, DPLL_CLK_ENABLE); + DRM_UDELAY(150); + + /* pipe */ + PSB_WVDC32(regs->savePIPEBSRC, PIPEBSRC); + PSB_WVDC32(regs->saveHTOTAL_B, HTOTAL_B); + PSB_WVDC32(regs->saveHBLANK_B, HBLANK_B); + PSB_WVDC32(regs->saveHSYNC_B, HSYNC_B); + PSB_WVDC32(regs->saveVTOTAL_B, VTOTAL_B); + PSB_WVDC32(regs->saveVBLANK_B, VBLANK_B); + PSB_WVDC32(regs->saveVSYNC_B, VSYNC_B); + + PSB_WVDC32(hdmi_dev->savePCH_PIPEBSRC, PCH_PIPEBSRC); + PSB_WVDC32(hdmi_dev->savePCH_HTOTAL_B, PCH_HTOTAL_B); + PSB_WVDC32(hdmi_dev->savePCH_HBLANK_B, PCH_HBLANK_B); + PSB_WVDC32(hdmi_dev->savePCH_HSYNC_B, PCH_HSYNC_B); + PSB_WVDC32(hdmi_dev->savePCH_VTOTAL_B, PCH_VTOTAL_B); + PSB_WVDC32(hdmi_dev->savePCH_VBLANK_B, PCH_VBLANK_B); + PSB_WVDC32(hdmi_dev->savePCH_VSYNC_B, PCH_VSYNC_B); + + PSB_WVDC32(regs->savePIPEBCONF, PIPEBCONF); + PSB_WVDC32(hdmi_dev->savePCH_PIPEBCONF, PCH_PIPEBCONF); + + /* plane */ + PSB_WVDC32(regs->saveDSPBLINOFF, DSPBLINOFF); + PSB_WVDC32(regs->saveDSPBSTRIDE, DSPBSTRIDE); + PSB_WVDC32(regs->saveDSPBTILEOFF, DSPBTILEOFF); + PSB_WVDC32(regs->saveDSPBCNTR, DSPBCNTR); + PSB_WVDC32(regs->saveDSPBSURF, DSPBSURF); + + /* cursor B */ + PSB_WVDC32(regs->saveDSPBCURSOR_CTRL, CURBCNTR); + PSB_WVDC32(regs->saveDSPBCURSOR_POS, CURBPOS); + PSB_WVDC32(regs->saveDSPBCURSOR_BASE, CURBBASE); + + /* restore palette */ + for (i = 0; i < 256; i++) + PSB_WVDC32(regs->save_palette_b[i], PALETTE_B + (i << 2)); +} |