[J-u-boot.git] / drivers / video / ati_radeon_fb.h

#ifndef __ATI_RADEON_FB_H
#define __ATI_RADEON_FB_H

/***************************************************************
 * Most of the definitions here are adapted right from XFree86 *
 ***************************************************************/

/*
 * Chip families. Must fit in the low 16 bits of a long word
 */
enum radeon_family {
	CHIP_FAMILY_UNKNOW,
	CHIP_FAMILY_LEGACY,
	CHIP_FAMILY_RADEON,
	CHIP_FAMILY_RV100,
	CHIP_FAMILY_RS100,    /* U1 (IGP320M) or A3 (IGP320)*/
	CHIP_FAMILY_RV200,
	CHIP_FAMILY_RS200,    /* U2 (IGP330M/340M/350M) or A4 (IGP330/340/345/350),
				 RS250 (IGP 7000) */
	CHIP_FAMILY_R200,
	CHIP_FAMILY_RV250,
	CHIP_FAMILY_RS300,    /* Radeon 9000 IGP */
	CHIP_FAMILY_RV280,
	CHIP_FAMILY_R300,
	CHIP_FAMILY_R350,
	CHIP_FAMILY_RV350,
	CHIP_FAMILY_RV380,    /* RV370/RV380/M22/M24 */
	CHIP_FAMILY_R420,     /* R420/R423/M18 */
	CHIP_FAMILY_LAST,
};

#define IS_RV100_VARIANT(rinfo) (((rinfo)->family == CHIP_FAMILY_RV100)  || \
				 ((rinfo)->family == CHIP_FAMILY_RV200)  || \
				 ((rinfo)->family == CHIP_FAMILY_RS100)  || \
				 ((rinfo)->family == CHIP_FAMILY_RS200)  || \
				 ((rinfo)->family == CHIP_FAMILY_RV250)  || \
				 ((rinfo)->family == CHIP_FAMILY_RV280)  || \
				 ((rinfo)->family == CHIP_FAMILY_RS300))

#define IS_R300_VARIANT(rinfo) (((rinfo)->family == CHIP_FAMILY_R300)  || \
				((rinfo)->family == CHIP_FAMILY_RV350) || \
				((rinfo)->family == CHIP_FAMILY_R350)  || \
				((rinfo)->family == CHIP_FAMILY_RV380) || \
				((rinfo)->family == CHIP_FAMILY_R420))

struct radeonfb_info {
	char name[20];

	struct pci_device_id	pdev;
	u16			family;

	u32			fb_base_bus;
	u32			mmio_base_bus;

	void			*mmio_base;
	void			*fb_base;

	u32			video_ram;
	u32			mapped_vram;
	int			vram_width;
	int			vram_ddr;

	u32			fb_local_base;
};

#define INREG8(addr)		readb((rinfo->mmio_base)+addr)
#define OUTREG8(addr,val)	writeb(val, (rinfo->mmio_base)+addr)
#define INREG16(addr)		readw((rinfo->mmio_base)+addr)
#define OUTREG16(addr,val)	writew(val, (rinfo->mmio_base)+addr)
#define INREG(addr)		readl((rinfo->mmio_base)+addr)
#define OUTREG(addr,val)	writel(val, (rinfo->mmio_base)+addr)

static inline void _OUTREGP(struct radeonfb_info *rinfo, u32 addr,
		       u32 val, u32 mask)
{
	unsigned int tmp;

	tmp = INREG(addr);
	tmp &= (mask);
	tmp |= (val);
	OUTREG(addr, tmp);
}

#define OUTREGP(addr,val,mask)	_OUTREGP(rinfo, addr, val,mask)

/*
 * 2D Engine helper routines
 */
static inline void radeon_engine_flush (struct radeonfb_info *rinfo)
{
	int i;

	/* initiate flush */
	OUTREGP(RB2D_DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL,
		~RB2D_DC_FLUSH_ALL);

	for (i=0; i < 2000000; i++) {
		if (!(INREG(RB2D_DSTCACHE_CTLSTAT) & RB2D_DC_BUSY))
			return;
		udelay(1);
	}
	printf("radeonfb: Flush Timeout !\n");
}

static inline void _radeon_fifo_wait(struct radeonfb_info *rinfo, int entries)
{
	int i;

	for (i=0; i<2000000; i++) {
		if ((INREG(RBBM_STATUS) & 0x7f) >= entries)
			return;
		udelay(1);
	}
	printf("radeonfb: FIFO Timeout !\n");
}

static inline void _radeon_engine_idle(struct radeonfb_info *rinfo)
{
	int i;

	/* ensure FIFO is empty before waiting for idle */
	_radeon_fifo_wait (rinfo, 64);

	for (i=0; i<2000000; i++) {
		if (((INREG(RBBM_STATUS) & GUI_ACTIVE)) == 0) {
			radeon_engine_flush (rinfo);
			return;
		}
		udelay(1);
	}
	printf("radeonfb: Idle Timeout !\n");
}

#define radeon_engine_idle()		_radeon_engine_idle(rinfo)
#define radeon_fifo_wait(entries)	_radeon_fifo_wait(rinfo,entries)
#define radeon_msleep(ms)		_radeon_msleep(rinfo,ms)

/*
 * This structure contains the various registers manipulated by this
 * driver for setting or restoring a mode. It's mostly copied from
 * XFree's RADEONSaveRec structure. A few chip settings might still be
 * tweaked without beeing reflected or saved in these registers though
 */
struct radeon_regs {
	/* Common registers */
	u32		ovr_clr;
	u32		ovr_wid_left_right;
	u32		ovr_wid_top_bottom;
	u32		ov0_scale_cntl;
	u32		mpp_tb_config;
	u32		mpp_gp_config;
	u32		subpic_cntl;
	u32		viph_control;
	u32		i2c_cntl_1;
	u32		gen_int_cntl;
	u32		cap0_trig_cntl;
	u32		cap1_trig_cntl;
	u32		bus_cntl;
	u32		surface_cntl;
	u32		bios_5_scratch;

	/* Other registers to save for VT switches or driver load/unload */
	u32		dp_datatype;
	u32		rbbm_soft_reset;
	u32		clock_cntl_index;
	u32		amcgpio_en_reg;
	u32		amcgpio_mask;

	/* Surface/tiling registers */
	u32		surf_lower_bound[8];
	u32		surf_upper_bound[8];
	u32		surf_info[8];

	/* CRTC registers */
	u32		crtc_gen_cntl;
	u32		crtc_ext_cntl;
	u32		dac_cntl;
	u32		crtc_h_total_disp;
	u32		crtc_h_sync_strt_wid;
	u32		crtc_v_total_disp;
	u32		crtc_v_sync_strt_wid;
	u32		crtc_offset;
	u32		crtc_offset_cntl;
	u32		crtc_pitch;
	u32		disp_merge_cntl;
	u32		grph_buffer_cntl;
	u32		crtc_more_cntl;

	/* CRTC2 registers */
	u32		crtc2_gen_cntl;
	u32		dac2_cntl;
	u32		disp_output_cntl;
	u32		disp_hw_debug;
	u32		disp2_merge_cntl;
	u32		grph2_buffer_cntl;
	u32		crtc2_h_total_disp;
	u32		crtc2_h_sync_strt_wid;
	u32		crtc2_v_total_disp;
	u32		crtc2_v_sync_strt_wid;
	u32		crtc2_offset;
	u32		crtc2_offset_cntl;
	u32		crtc2_pitch;

	/* Flat panel regs */
	u32		fp_crtc_h_total_disp;
	u32		fp_crtc_v_total_disp;
	u32		fp_gen_cntl;
	u32		fp2_gen_cntl;
	u32		fp_h_sync_strt_wid;
	u32		fp2_h_sync_strt_wid;
	u32		fp_horz_stretch;
	u32		fp_panel_cntl;
	u32		fp_v_sync_strt_wid;
	u32		fp2_v_sync_strt_wid;
	u32		fp_vert_stretch;
	u32		lvds_gen_cntl;
	u32		lvds_pll_cntl;
	u32		tmds_crc;
	u32		tmds_transmitter_cntl;

	/* Computed values for PLL */
	u32		dot_clock_freq;
	int		feedback_div;
	int		post_div;

	/* PLL registers */
	u32		ppll_div_3;
	u32		ppll_ref_div;
	u32		vclk_ecp_cntl;
	u32		clk_cntl_index;

	/* Computed values for PLL2 */
	u32		dot_clock_freq_2;
	int		feedback_div_2;
	int		post_div_2;

	/* PLL2 registers */
	u32		p2pll_ref_div;
	u32		p2pll_div_0;
	u32		htotal_cntl2;

	/* Palette */
	int		palette_valid;
};

static inline u32 __INPLL(struct radeonfb_info *rinfo, u32 addr)
{
	u32 data;

	OUTREG8(CLOCK_CNTL_INDEX, addr & 0x0000003f);
	/* radeon_pll_errata_after_index(rinfo); */
	data = INREG(CLOCK_CNTL_DATA);
	/* radeon_pll_errata_after_data(rinfo); */
	return data;
}

static inline void __OUTPLL(struct radeonfb_info *rinfo, unsigned int index,
			    u32 val)
{

	OUTREG8(CLOCK_CNTL_INDEX, (index & 0x0000003f) | 0x00000080);
	/* radeon_pll_errata_after_index(rinfo); */
	OUTREG(CLOCK_CNTL_DATA, val);
	/* radeon_pll_errata_after_data(rinfo); */
}

static inline void __OUTPLLP(struct radeonfb_info *rinfo, unsigned int index,
			     u32 val, u32 mask)
{
	unsigned int tmp;

	tmp  = __INPLL(rinfo, index);
	tmp &= (mask);
	tmp |= (val);
	__OUTPLL(rinfo, index, tmp);
}

#define INPLL(addr)			__INPLL(rinfo, addr)
#define OUTPLL(index, val)		__OUTPLL(rinfo, index, val)
#define OUTPLLP(index, val, mask)	__OUTPLLP(rinfo, index, val, mask)

#endif
Commit	Line	Data
5072188a JJ	1	#ifndef __ATI_RADEON_FB_H
	2	#define __ATI_RADEON_FB_H
	3
	4	/***************************************************************
	5	* Most of the definitions here are adapted right from XFree86 *
	6	***************************************************************/
	7
5072188a JJ	8	/*
	9	* Chip families. Must fit in the low 16 bits of a long word
	10	*/
	11	enum radeon_family {
	12	CHIP_FAMILY_UNKNOW,
	13	CHIP_FAMILY_LEGACY,
	14	CHIP_FAMILY_RADEON,
	15	CHIP_FAMILY_RV100,
	16	CHIP_FAMILY_RS100, /* U1 (IGP320M) or A3 (IGP320)*/
	17	CHIP_FAMILY_RV200,
	18	CHIP_FAMILY_RS200, /* U2 (IGP330M/340M/350M) or A4 (IGP330/340/345/350),
	19	RS250 (IGP 7000) */
	20	CHIP_FAMILY_R200,
	21	CHIP_FAMILY_RV250,
	22	CHIP_FAMILY_RS300, /* Radeon 9000 IGP */
	23	CHIP_FAMILY_RV280,
	24	CHIP_FAMILY_R300,
	25	CHIP_FAMILY_R350,
	26	CHIP_FAMILY_RV350,
	27	CHIP_FAMILY_RV380, /* RV370/RV380/M22/M24 */
	28	CHIP_FAMILY_R420, /* R420/R423/M18 */
	29	CHIP_FAMILY_LAST,
	30	};
	31
	32	#define IS_RV100_VARIANT(rinfo) (((rinfo)->family == CHIP_FAMILY_RV100) \|\| \
	33	((rinfo)->family == CHIP_FAMILY_RV200) \|\| \
	34	((rinfo)->family == CHIP_FAMILY_RS100) \|\| \
	35	((rinfo)->family == CHIP_FAMILY_RS200) \|\| \
	36	((rinfo)->family == CHIP_FAMILY_RV250) \|\| \
	37	((rinfo)->family == CHIP_FAMILY_RV280) \|\| \
	38	((rinfo)->family == CHIP_FAMILY_RS300))
	39
5072188a JJ	40	#define IS_R300_VARIANT(rinfo) (((rinfo)->family == CHIP_FAMILY_R300) \|\| \
	41	((rinfo)->family == CHIP_FAMILY_RV350) \|\| \
	42	((rinfo)->family == CHIP_FAMILY_R350) \|\| \
	43	((rinfo)->family == CHIP_FAMILY_RV380) \|\| \
	44	((rinfo)->family == CHIP_FAMILY_R420))
	45
5072188a JJ	46	struct radeonfb_info {
	47	char name[20];
	48
	49	struct pci_device_id pdev;
53677ef1	50	u16 family;
5072188a	51
f6a7a2e8 ES	52	u32 fb_base_bus;
f6a7a2e8 ES	53	u32 mmio_base_bus;
5072188a	54
53677ef1 WD	55	void *mmio_base;
53677ef1 WD	56	void *fb_base;
5072188a JJ	57
	58	u32 video_ram;
	59	u32 mapped_vram;
	60	int vram_width;
	61	int vram_ddr;
	62
53677ef1	63	u32 fb_local_base;
5072188a JJ	64	};
	65
	66	#define INREG8(addr) readb((rinfo->mmio_base)+addr)
	67	#define OUTREG8(addr,val) writeb(val, (rinfo->mmio_base)+addr)
	68	#define INREG16(addr) readw((rinfo->mmio_base)+addr)
	69	#define OUTREG16(addr,val) writew(val, (rinfo->mmio_base)+addr)
	70	#define INREG(addr) readl((rinfo->mmio_base)+addr)
	71	#define OUTREG(addr,val) writel(val, (rinfo->mmio_base)+addr)
	72
	73	static inline void _OUTREGP(struct radeonfb_info *rinfo, u32 addr,
	74	u32 val, u32 mask)
	75	{
	76	unsigned int tmp;
	77
	78	tmp = INREG(addr);
	79	tmp &= (mask);
	80	tmp \|= (val);
	81	OUTREG(addr, tmp);
	82	}
	83
	84	#define OUTREGP(addr,val,mask) _OUTREGP(rinfo, addr, val,mask)
	85
5072188a JJ	86	/*
	87	* 2D Engine helper routines
	88	*/
	89	static inline void radeon_engine_flush (struct radeonfb_info *rinfo)
	90	{
	91	int i;
	92
	93	/* initiate flush */
	94	OUTREGP(RB2D_DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL,
93e14596	95	~RB2D_DC_FLUSH_ALL);
5072188a JJ	96
	97	for (i=0; i < 2000000; i++) {
	98	if (!(INREG(RB2D_DSTCACHE_CTLSTAT) & RB2D_DC_BUSY))
	99	return;
	100	udelay(1);
	101	}
	102	printf("radeonfb: Flush Timeout !\n");
	103	}
	104
5072188a JJ	105	static inline void _radeon_fifo_wait(struct radeonfb_info *rinfo, int entries)
	106	{
	107	int i;
	108
	109	for (i=0; i<2000000; i++) {
	110	if ((INREG(RBBM_STATUS) & 0x7f) >= entries)
	111	return;
	112	udelay(1);
	113	}
	114	printf("radeonfb: FIFO Timeout !\n");
	115	}
	116
5072188a JJ	117	static inline void _radeon_engine_idle(struct radeonfb_info *rinfo)
	118	{
	119	int i;
	120
	121	/* ensure FIFO is empty before waiting for idle */
	122	_radeon_fifo_wait (rinfo, 64);
	123
	124	for (i=0; i<2000000; i++) {
	125	if (((INREG(RBBM_STATUS) & GUI_ACTIVE)) == 0) {
	126	radeon_engine_flush (rinfo);
	127	return;
	128	}
	129	udelay(1);
	130	}
	131	printf("radeonfb: Idle Timeout !\n");
	132	}
	133
5072188a JJ	134	#define radeon_engine_idle() _radeon_engine_idle(rinfo)
	135	#define radeon_fifo_wait(entries) _radeon_fifo_wait(rinfo,entries)
	136	#define radeon_msleep(ms) _radeon_msleep(rinfo,ms)
	137
	138	/*
	139	* This structure contains the various registers manipulated by this
	140	* driver for setting or restoring a mode. It's mostly copied from
	141	* XFree's RADEONSaveRec structure. A few chip settings might still be
	142	* tweaked without beeing reflected or saved in these registers though
	143	*/
	144	struct radeon_regs {
	145	/* Common registers */
	146	u32 ovr_clr;
	147	u32 ovr_wid_left_right;
	148	u32 ovr_wid_top_bottom;
	149	u32 ov0_scale_cntl;
	150	u32 mpp_tb_config;
	151	u32 mpp_gp_config;
	152	u32 subpic_cntl;
	153	u32 viph_control;
	154	u32 i2c_cntl_1;
	155	u32 gen_int_cntl;
	156	u32 cap0_trig_cntl;
	157	u32 cap1_trig_cntl;
	158	u32 bus_cntl;
	159	u32 surface_cntl;
	160	u32 bios_5_scratch;
	161
	162	/* Other registers to save for VT switches or driver load/unload */
	163	u32 dp_datatype;
	164	u32 rbbm_soft_reset;
	165	u32 clock_cntl_index;
	166	u32 amcgpio_en_reg;
	167	u32 amcgpio_mask;
	168
	169	/* Surface/tiling registers */
	170	u32 surf_lower_bound[8];
	171	u32 surf_upper_bound[8];
	172	u32 surf_info[8];
	173
	174	/* CRTC registers */
	175	u32 crtc_gen_cntl;
	176	u32 crtc_ext_cntl;
	177	u32 dac_cntl;
	178	u32 crtc_h_total_disp;
	179	u32 crtc_h_sync_strt_wid;
	180	u32 crtc_v_total_disp;
	181	u32 crtc_v_sync_strt_wid;
	182	u32 crtc_offset;
	183	u32 crtc_offset_cntl;
	184	u32 crtc_pitch;
	185	u32 disp_merge_cntl;
	186	u32 grph_buffer_cntl;
	187	u32 crtc_more_cntl;
	188
	189	/* CRTC2 registers */
	190	u32 crtc2_gen_cntl;
	191	u32 dac2_cntl;
	192	u32 disp_output_cntl;
	193	u32 disp_hw_debug;
	194	u32 disp2_merge_cntl;
	195	u32 grph2_buffer_cntl;
	196	u32 crtc2_h_total_disp;
	197	u32 crtc2_h_sync_strt_wid;
198	u32 crtc2_v_total_disp;
199	u32 crtc2_v_sync_strt_wid;
200	u32 crtc2_offset;
201	u32 crtc2_offset_cntl;
202	u32 crtc2_pitch;
203
204	/* Flat panel regs */
53677ef1	205	u32 fp_crtc_h_total_disp;
5072188a JJ	206	u32 fp_crtc_v_total_disp;
	207	u32 fp_gen_cntl;
	208	u32 fp2_gen_cntl;
	209	u32 fp_h_sync_strt_wid;
	210	u32 fp2_h_sync_strt_wid;
	211	u32 fp_horz_stretch;
	212	u32 fp_panel_cntl;
	213	u32 fp_v_sync_strt_wid;
	214	u32 fp2_v_sync_strt_wid;
	215	u32 fp_vert_stretch;
	216	u32 lvds_gen_cntl;
	217	u32 lvds_pll_cntl;
	218	u32 tmds_crc;
	219	u32 tmds_transmitter_cntl;
	220
	221	/* Computed values for PLL */
	222	u32 dot_clock_freq;
	223	int feedback_div;
	224	int post_div;
	225
	226	/* PLL registers */
	227	u32 ppll_div_3;
	228	u32 ppll_ref_div;
	229	u32 vclk_ecp_cntl;
	230	u32 clk_cntl_index;
	231
	232	/* Computed values for PLL2 */
	233	u32 dot_clock_freq_2;
	234	int feedback_div_2;
	235	int post_div_2;
	236
	237	/* PLL2 registers */
	238	u32 p2pll_ref_div;
	239	u32 p2pll_div_0;
	240	u32 htotal_cntl2;
	241
	242	/* Palette */
	243	int palette_valid;
	244	};
	245
	246	static inline u32 __INPLL(struct radeonfb_info *rinfo, u32 addr)
	247	{
	248	u32 data;
	249
	250	OUTREG8(CLOCK_CNTL_INDEX, addr & 0x0000003f);
9c7e4b06	251	/* radeon_pll_errata_after_index(rinfo); */
5072188a	252	data = INREG(CLOCK_CNTL_DATA);
9c7e4b06	253	/* radeon_pll_errata_after_data(rinfo); */
5072188a JJ	254	return data;
	255	}
	256
	257	static inline void __OUTPLL(struct radeonfb_info *rinfo, unsigned int index,
	258	u32 val)
	259	{
	260
	261	OUTREG8(CLOCK_CNTL_INDEX, (index & 0x0000003f) \| 0x00000080);
9c7e4b06	262	/* radeon_pll_errata_after_index(rinfo); */
5072188a	263	OUTREG(CLOCK_CNTL_DATA, val);
9c7e4b06	264	/* radeon_pll_errata_after_data(rinfo); */
5072188a JJ	265	}
5072188a JJ	266
5072188a JJ	267	static inline void __OUTPLLP(struct radeonfb_info *rinfo, unsigned int index,
	268	u32 val, u32 mask)
	269	{
	270	unsigned int tmp;
	271
	272	tmp = __INPLL(rinfo, index);
	273	tmp &= (mask);
	274	tmp \|= (val);
	275	__OUTPLL(rinfo, index, tmp);
	276	}
	277
5072188a JJ	278	#define INPLL(addr) __INPLL(rinfo, addr)
	279	#define OUTPLL(index, val) __OUTPLL(rinfo, index, val)
	280	#define OUTPLLP(index, val, mask) __OUTPLLP(rinfo, index, val, mask)
	281
5072188a	282	#endif