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1/*
2 * QEMU SM501 Device
3 *
4 * Copyright (c) 2008 Shin-ichiro KAWASAKI
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25#include <stdio.h>
26#include <assert.h>
27#include "hw.h"
28#include "pc.h"
29#include "console.h"
b79e1752 30#include "devices.h"
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31
32/*
33 * Status: 2008/11/02
34 * - Minimum implementation for Linux console : mmio regs and CRT layer.
35 * - Always updates full screen.
36 *
37 * TODO:
38 * - Panel support
39 * - Hardware cursor support
40 * - Touch panel support
41 * - USB support
42 * - UART support
43 * - Performance tuning
44 */
45
46//#define DEBUG_SM501
47//#define DEBUG_BITBLT
48
49#ifdef DEBUG_SM501
50#define SM501_DPRINTF(fmt...) printf(fmt)
51#else
52#define SM501_DPRINTF(fmt...) do {} while(0)
53#endif
54
55
56#define MMIO_BASE_OFFSET 0x3e00000
57
58/* SM501 register definitions taken from "linux/include/linux/sm501-regs.h" */
59
60/* System Configuration area */
61/* System config base */
62#define SM501_SYS_CONFIG (0x000000)
63
64/* config 1 */
65#define SM501_SYSTEM_CONTROL (0x000000)
66
67#define SM501_SYSCTRL_PANEL_TRISTATE (1<<0)
68#define SM501_SYSCTRL_MEM_TRISTATE (1<<1)
69#define SM501_SYSCTRL_CRT_TRISTATE (1<<2)
70
71#define SM501_SYSCTRL_PCI_SLAVE_BURST_MASK (3<<4)
72#define SM501_SYSCTRL_PCI_SLAVE_BURST_1 (0<<4)
73#define SM501_SYSCTRL_PCI_SLAVE_BURST_2 (1<<4)
74#define SM501_SYSCTRL_PCI_SLAVE_BURST_4 (2<<4)
75#define SM501_SYSCTRL_PCI_SLAVE_BURST_8 (3<<4)
76
77#define SM501_SYSCTRL_PCI_CLOCK_RUN_EN (1<<6)
78#define SM501_SYSCTRL_PCI_RETRY_DISABLE (1<<7)
79#define SM501_SYSCTRL_PCI_SUBSYS_LOCK (1<<11)
80#define SM501_SYSCTRL_PCI_BURST_READ_EN (1<<15)
81
82/* miscellaneous control */
83
84#define SM501_MISC_CONTROL (0x000004)
85
86#define SM501_MISC_BUS_SH (0x0)
87#define SM501_MISC_BUS_PCI (0x1)
88#define SM501_MISC_BUS_XSCALE (0x2)
89#define SM501_MISC_BUS_NEC (0x6)
90#define SM501_MISC_BUS_MASK (0x7)
91
92#define SM501_MISC_VR_62MB (1<<3)
93#define SM501_MISC_CDR_RESET (1<<7)
94#define SM501_MISC_USB_LB (1<<8)
95#define SM501_MISC_USB_SLAVE (1<<9)
96#define SM501_MISC_BL_1 (1<<10)
97#define SM501_MISC_MC (1<<11)
98#define SM501_MISC_DAC_POWER (1<<12)
99#define SM501_MISC_IRQ_INVERT (1<<16)
100#define SM501_MISC_SH (1<<17)
101
102#define SM501_MISC_HOLD_EMPTY (0<<18)
103#define SM501_MISC_HOLD_8 (1<<18)
104#define SM501_MISC_HOLD_16 (2<<18)
105#define SM501_MISC_HOLD_24 (3<<18)
106#define SM501_MISC_HOLD_32 (4<<18)
107#define SM501_MISC_HOLD_MASK (7<<18)
108
109#define SM501_MISC_FREQ_12 (1<<24)
110#define SM501_MISC_PNL_24BIT (1<<25)
111#define SM501_MISC_8051_LE (1<<26)
112
113
114
115#define SM501_GPIO31_0_CONTROL (0x000008)
116#define SM501_GPIO63_32_CONTROL (0x00000C)
117#define SM501_DRAM_CONTROL (0x000010)
118
119/* command list */
120#define SM501_ARBTRTN_CONTROL (0x000014)
121
122/* command list */
123#define SM501_COMMAND_LIST_STATUS (0x000024)
124
125/* interrupt debug */
126#define SM501_RAW_IRQ_STATUS (0x000028)
127#define SM501_RAW_IRQ_CLEAR (0x000028)
128#define SM501_IRQ_STATUS (0x00002C)
129#define SM501_IRQ_MASK (0x000030)
130#define SM501_DEBUG_CONTROL (0x000034)
131
132/* power management */
133#define SM501_POWERMODE_P2X_SRC (1<<29)
134#define SM501_POWERMODE_V2X_SRC (1<<20)
135#define SM501_POWERMODE_M_SRC (1<<12)
136#define SM501_POWERMODE_M1_SRC (1<<4)
137
138#define SM501_CURRENT_GATE (0x000038)
139#define SM501_CURRENT_CLOCK (0x00003C)
140#define SM501_POWER_MODE_0_GATE (0x000040)
141#define SM501_POWER_MODE_0_CLOCK (0x000044)
142#define SM501_POWER_MODE_1_GATE (0x000048)
143#define SM501_POWER_MODE_1_CLOCK (0x00004C)
144#define SM501_SLEEP_MODE_GATE (0x000050)
145#define SM501_POWER_MODE_CONTROL (0x000054)
146
147/* power gates for units within the 501 */
148#define SM501_GATE_HOST (0)
149#define SM501_GATE_MEMORY (1)
150#define SM501_GATE_DISPLAY (2)
151#define SM501_GATE_2D_ENGINE (3)
152#define SM501_GATE_CSC (4)
153#define SM501_GATE_ZVPORT (5)
154#define SM501_GATE_GPIO (6)
155#define SM501_GATE_UART0 (7)
156#define SM501_GATE_UART1 (8)
157#define SM501_GATE_SSP (10)
158#define SM501_GATE_USB_HOST (11)
159#define SM501_GATE_USB_GADGET (12)
160#define SM501_GATE_UCONTROLLER (17)
161#define SM501_GATE_AC97 (18)
162
163/* panel clock */
164#define SM501_CLOCK_P2XCLK (24)
165/* crt clock */
166#define SM501_CLOCK_V2XCLK (16)
167/* main clock */
168#define SM501_CLOCK_MCLK (8)
169/* SDRAM controller clock */
170#define SM501_CLOCK_M1XCLK (0)
171
172/* config 2 */
173#define SM501_PCI_MASTER_BASE (0x000058)
174#define SM501_ENDIAN_CONTROL (0x00005C)
175#define SM501_DEVICEID (0x000060)
176/* 0x050100A0 */
177
178#define SM501_DEVICEID_SM501 (0x05010000)
179#define SM501_DEVICEID_IDMASK (0xffff0000)
180#define SM501_DEVICEID_REVMASK (0x000000ff)
181
182#define SM501_PLLCLOCK_COUNT (0x000064)
183#define SM501_MISC_TIMING (0x000068)
184#define SM501_CURRENT_SDRAM_CLOCK (0x00006C)
185
186#define SM501_PROGRAMMABLE_PLL_CONTROL (0x000074)
187
188/* GPIO base */
189#define SM501_GPIO (0x010000)
190#define SM501_GPIO_DATA_LOW (0x00)
191#define SM501_GPIO_DATA_HIGH (0x04)
192#define SM501_GPIO_DDR_LOW (0x08)
193#define SM501_GPIO_DDR_HIGH (0x0C)
194#define SM501_GPIO_IRQ_SETUP (0x10)
195#define SM501_GPIO_IRQ_STATUS (0x14)
196#define SM501_GPIO_IRQ_RESET (0x14)
197
198/* I2C controller base */
199#define SM501_I2C (0x010040)
200#define SM501_I2C_BYTE_COUNT (0x00)
201#define SM501_I2C_CONTROL (0x01)
202#define SM501_I2C_STATUS (0x02)
203#define SM501_I2C_RESET (0x02)
204#define SM501_I2C_SLAVE_ADDRESS (0x03)
205#define SM501_I2C_DATA (0x04)
206
207/* SSP base */
208#define SM501_SSP (0x020000)
209
210/* Uart 0 base */
211#define SM501_UART0 (0x030000)
212
213/* Uart 1 base */
214#define SM501_UART1 (0x030020)
215
216/* USB host port base */
217#define SM501_USB_HOST (0x040000)
218
219/* USB slave/gadget base */
220#define SM501_USB_GADGET (0x060000)
221
222/* USB slave/gadget data port base */
223#define SM501_USB_GADGET_DATA (0x070000)
224
225/* Display controller/video engine base */
226#define SM501_DC (0x080000)
227
228/* common defines for the SM501 address registers */
229#define SM501_ADDR_FLIP (1<<31)
230#define SM501_ADDR_EXT (1<<27)
231#define SM501_ADDR_CS1 (1<<26)
232#define SM501_ADDR_MASK (0x3f << 26)
233
234#define SM501_FIFO_MASK (0x3 << 16)
235#define SM501_FIFO_1 (0x0 << 16)
236#define SM501_FIFO_3 (0x1 << 16)
237#define SM501_FIFO_7 (0x2 << 16)
238#define SM501_FIFO_11 (0x3 << 16)
239
240/* common registers for panel and the crt */
241#define SM501_OFF_DC_H_TOT (0x000)
242#define SM501_OFF_DC_V_TOT (0x008)
243#define SM501_OFF_DC_H_SYNC (0x004)
244#define SM501_OFF_DC_V_SYNC (0x00C)
245
246#define SM501_DC_PANEL_CONTROL (0x000)
247
248#define SM501_DC_PANEL_CONTROL_FPEN (1<<27)
249#define SM501_DC_PANEL_CONTROL_BIAS (1<<26)
250#define SM501_DC_PANEL_CONTROL_DATA (1<<25)
251#define SM501_DC_PANEL_CONTROL_VDD (1<<24)
252#define SM501_DC_PANEL_CONTROL_DP (1<<23)
253
254#define SM501_DC_PANEL_CONTROL_TFT_888 (0<<21)
255#define SM501_DC_PANEL_CONTROL_TFT_333 (1<<21)
256#define SM501_DC_PANEL_CONTROL_TFT_444 (2<<21)
257
258#define SM501_DC_PANEL_CONTROL_DE (1<<20)
259
260#define SM501_DC_PANEL_CONTROL_LCD_TFT (0<<18)
261#define SM501_DC_PANEL_CONTROL_LCD_STN8 (1<<18)
262#define SM501_DC_PANEL_CONTROL_LCD_STN12 (2<<18)
263
264#define SM501_DC_PANEL_CONTROL_CP (1<<14)
265#define SM501_DC_PANEL_CONTROL_VSP (1<<13)
266#define SM501_DC_PANEL_CONTROL_HSP (1<<12)
267#define SM501_DC_PANEL_CONTROL_CK (1<<9)
268#define SM501_DC_PANEL_CONTROL_TE (1<<8)
269#define SM501_DC_PANEL_CONTROL_VPD (1<<7)
270#define SM501_DC_PANEL_CONTROL_VP (1<<6)
271#define SM501_DC_PANEL_CONTROL_HPD (1<<5)
272#define SM501_DC_PANEL_CONTROL_HP (1<<4)
273#define SM501_DC_PANEL_CONTROL_GAMMA (1<<3)
274#define SM501_DC_PANEL_CONTROL_EN (1<<2)
275
276#define SM501_DC_PANEL_CONTROL_8BPP (0<<0)
277#define SM501_DC_PANEL_CONTROL_16BPP (1<<0)
278#define SM501_DC_PANEL_CONTROL_32BPP (2<<0)
279
280
281#define SM501_DC_PANEL_PANNING_CONTROL (0x004)
282#define SM501_DC_PANEL_COLOR_KEY (0x008)
283#define SM501_DC_PANEL_FB_ADDR (0x00C)
284#define SM501_DC_PANEL_FB_OFFSET (0x010)
285#define SM501_DC_PANEL_FB_WIDTH (0x014)
286#define SM501_DC_PANEL_FB_HEIGHT (0x018)
287#define SM501_DC_PANEL_TL_LOC (0x01C)
288#define SM501_DC_PANEL_BR_LOC (0x020)
289#define SM501_DC_PANEL_H_TOT (0x024)
290#define SM501_DC_PANEL_H_SYNC (0x028)
291#define SM501_DC_PANEL_V_TOT (0x02C)
292#define SM501_DC_PANEL_V_SYNC (0x030)
293#define SM501_DC_PANEL_CUR_LINE (0x034)
294
295#define SM501_DC_VIDEO_CONTROL (0x040)
296#define SM501_DC_VIDEO_FB0_ADDR (0x044)
297#define SM501_DC_VIDEO_FB_WIDTH (0x048)
298#define SM501_DC_VIDEO_FB0_LAST_ADDR (0x04C)
299#define SM501_DC_VIDEO_TL_LOC (0x050)
300#define SM501_DC_VIDEO_BR_LOC (0x054)
301#define SM501_DC_VIDEO_SCALE (0x058)
302#define SM501_DC_VIDEO_INIT_SCALE (0x05C)
303#define SM501_DC_VIDEO_YUV_CONSTANTS (0x060)
304#define SM501_DC_VIDEO_FB1_ADDR (0x064)
305#define SM501_DC_VIDEO_FB1_LAST_ADDR (0x068)
306
307#define SM501_DC_VIDEO_ALPHA_CONTROL (0x080)
308#define SM501_DC_VIDEO_ALPHA_FB_ADDR (0x084)
309#define SM501_DC_VIDEO_ALPHA_FB_OFFSET (0x088)
310#define SM501_DC_VIDEO_ALPHA_FB_LAST_ADDR (0x08C)
311#define SM501_DC_VIDEO_ALPHA_TL_LOC (0x090)
312#define SM501_DC_VIDEO_ALPHA_BR_LOC (0x094)
313#define SM501_DC_VIDEO_ALPHA_SCALE (0x098)
314#define SM501_DC_VIDEO_ALPHA_INIT_SCALE (0x09C)
315#define SM501_DC_VIDEO_ALPHA_CHROMA_KEY (0x0A0)
316#define SM501_DC_VIDEO_ALPHA_COLOR_LOOKUP (0x0A4)
317
318#define SM501_DC_PANEL_HWC_BASE (0x0F0)
319#define SM501_DC_PANEL_HWC_ADDR (0x0F0)
320#define SM501_DC_PANEL_HWC_LOC (0x0F4)
321#define SM501_DC_PANEL_HWC_COLOR_1_2 (0x0F8)
322#define SM501_DC_PANEL_HWC_COLOR_3 (0x0FC)
323
324#define SM501_HWC_EN (1<<31)
325
326#define SM501_OFF_HWC_ADDR (0x00)
327#define SM501_OFF_HWC_LOC (0x04)
328#define SM501_OFF_HWC_COLOR_1_2 (0x08)
329#define SM501_OFF_HWC_COLOR_3 (0x0C)
330
331#define SM501_DC_ALPHA_CONTROL (0x100)
332#define SM501_DC_ALPHA_FB_ADDR (0x104)
333#define SM501_DC_ALPHA_FB_OFFSET (0x108)
334#define SM501_DC_ALPHA_TL_LOC (0x10C)
335#define SM501_DC_ALPHA_BR_LOC (0x110)
336#define SM501_DC_ALPHA_CHROMA_KEY (0x114)
337#define SM501_DC_ALPHA_COLOR_LOOKUP (0x118)
338
339#define SM501_DC_CRT_CONTROL (0x200)
340
341#define SM501_DC_CRT_CONTROL_TVP (1<<15)
342#define SM501_DC_CRT_CONTROL_CP (1<<14)
343#define SM501_DC_CRT_CONTROL_VSP (1<<13)
344#define SM501_DC_CRT_CONTROL_HSP (1<<12)
345#define SM501_DC_CRT_CONTROL_VS (1<<11)
346#define SM501_DC_CRT_CONTROL_BLANK (1<<10)
347#define SM501_DC_CRT_CONTROL_SEL (1<<9)
348#define SM501_DC_CRT_CONTROL_TE (1<<8)
349#define SM501_DC_CRT_CONTROL_PIXEL_MASK (0xF << 4)
350#define SM501_DC_CRT_CONTROL_GAMMA (1<<3)
351#define SM501_DC_CRT_CONTROL_ENABLE (1<<2)
352
353#define SM501_DC_CRT_CONTROL_8BPP (0<<0)
354#define SM501_DC_CRT_CONTROL_16BPP (1<<0)
355#define SM501_DC_CRT_CONTROL_32BPP (2<<0)
356
357#define SM501_DC_CRT_FB_ADDR (0x204)
358#define SM501_DC_CRT_FB_OFFSET (0x208)
359#define SM501_DC_CRT_H_TOT (0x20C)
360#define SM501_DC_CRT_H_SYNC (0x210)
361#define SM501_DC_CRT_V_TOT (0x214)
362#define SM501_DC_CRT_V_SYNC (0x218)
363#define SM501_DC_CRT_SIGNATURE_ANALYZER (0x21C)
364#define SM501_DC_CRT_CUR_LINE (0x220)
365#define SM501_DC_CRT_MONITOR_DETECT (0x224)
366
367#define SM501_DC_CRT_HWC_BASE (0x230)
368#define SM501_DC_CRT_HWC_ADDR (0x230)
369#define SM501_DC_CRT_HWC_LOC (0x234)
370#define SM501_DC_CRT_HWC_COLOR_1_2 (0x238)
371#define SM501_DC_CRT_HWC_COLOR_3 (0x23C)
372
373#define SM501_DC_PANEL_PALETTE (0x400)
374
375#define SM501_DC_VIDEO_PALETTE (0x800)
376
377#define SM501_DC_CRT_PALETTE (0xC00)
378
379/* Zoom Video port base */
380#define SM501_ZVPORT (0x090000)
381
382/* AC97/I2S base */
383#define SM501_AC97 (0x0A0000)
384
385/* 8051 micro controller base */
386#define SM501_UCONTROLLER (0x0B0000)
387
388/* 8051 micro controller SRAM base */
389#define SM501_UCONTROLLER_SRAM (0x0C0000)
390
391/* DMA base */
392#define SM501_DMA (0x0D0000)
393
394/* 2d engine base */
395#define SM501_2D_ENGINE (0x100000)
396#define SM501_2D_SOURCE (0x00)
397#define SM501_2D_DESTINATION (0x04)
398#define SM501_2D_DIMENSION (0x08)
399#define SM501_2D_CONTROL (0x0C)
400#define SM501_2D_PITCH (0x10)
401#define SM501_2D_FOREGROUND (0x14)
402#define SM501_2D_BACKGROUND (0x18)
403#define SM501_2D_STRETCH (0x1C)
404#define SM501_2D_COLOR_COMPARE (0x20)
405#define SM501_2D_COLOR_COMPARE_MASK (0x24)
406#define SM501_2D_MASK (0x28)
407#define SM501_2D_CLIP_TL (0x2C)
408#define SM501_2D_CLIP_BR (0x30)
409#define SM501_2D_MONO_PATTERN_LOW (0x34)
410#define SM501_2D_MONO_PATTERN_HIGH (0x38)
411#define SM501_2D_WINDOW_WIDTH (0x3C)
412#define SM501_2D_SOURCE_BASE (0x40)
413#define SM501_2D_DESTINATION_BASE (0x44)
414#define SM501_2D_ALPHA (0x48)
415#define SM501_2D_WRAP (0x4C)
416#define SM501_2D_STATUS (0x50)
417
418#define SM501_CSC_Y_SOURCE_BASE (0xC8)
419#define SM501_CSC_CONSTANTS (0xCC)
420#define SM501_CSC_Y_SOURCE_X (0xD0)
421#define SM501_CSC_Y_SOURCE_Y (0xD4)
422#define SM501_CSC_U_SOURCE_BASE (0xD8)
423#define SM501_CSC_V_SOURCE_BASE (0xDC)
424#define SM501_CSC_SOURCE_DIMENSION (0xE0)
425#define SM501_CSC_SOURCE_PITCH (0xE4)
426#define SM501_CSC_DESTINATION (0xE8)
427#define SM501_CSC_DESTINATION_DIMENSION (0xEC)
428#define SM501_CSC_DESTINATION_PITCH (0xF0)
429#define SM501_CSC_SCALE_FACTOR (0xF4)
430#define SM501_CSC_DESTINATION_BASE (0xF8)
431#define SM501_CSC_CONTROL (0xFC)
432
433/* 2d engine data port base */
434#define SM501_2D_ENGINE_DATA (0x110000)
435
436/* end of register definitions */
437
438
439/* SM501 local memory size taken from "linux/drivers/mfd/sm501.c" */
440static const uint32_t sm501_mem_local_size[] = {
441 [0] = 4*1024*1024,
442 [1] = 8*1024*1024,
443 [2] = 16*1024*1024,
444 [3] = 32*1024*1024,
445 [4] = 64*1024*1024,
446 [5] = 2*1024*1024,
447};
448#define get_local_mem_size(s) sm501_mem_local_size[(s)->local_mem_size_index]
449
450typedef struct SM501State {
451 /* graphic console status */
452 DisplayState *ds;
ffd39257
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453
454 /* status & internal resources */
455 target_phys_addr_t base;
456 uint32_t local_mem_size_index;
457 uint8_t * local_mem;
458 uint32_t last_width;
459 uint32_t last_height;
460
461 /* mmio registers */
462 uint32_t system_control;
463 uint32_t misc_control;
464 uint32_t gpio_31_0_control;
465 uint32_t gpio_63_32_control;
466 uint32_t dram_control;
467 uint32_t irq_mask;
468 uint32_t misc_timing;
469 uint32_t power_mode_control;
470
471 uint32_t uart0_ier;
472 uint32_t uart0_lcr;
473 uint32_t uart0_mcr;
474 uint32_t uart0_scr;
475
476 uint8_t dc_palette[0x400 * 3];
477
478 uint32_t dc_panel_control;
479 uint32_t dc_panel_panning_control;
480 uint32_t dc_panel_fb_addr;
481 uint32_t dc_panel_fb_offset;
482 uint32_t dc_panel_fb_width;
483 uint32_t dc_panel_fb_height;
484 uint32_t dc_panel_tl_location;
485 uint32_t dc_panel_br_location;
486 uint32_t dc_panel_h_total;
487 uint32_t dc_panel_h_sync;
488 uint32_t dc_panel_v_total;
489 uint32_t dc_panel_v_sync;
490
491 uint32_t dc_panel_hwc_addr;
492 uint32_t dc_panel_hwc_location;
493 uint32_t dc_panel_hwc_color_1_2;
494 uint32_t dc_panel_hwc_color_3;
495
496 uint32_t dc_crt_control;
497 uint32_t dc_crt_fb_addr;
498 uint32_t dc_crt_fb_offset;
499 uint32_t dc_crt_h_total;
500 uint32_t dc_crt_h_sync;
501 uint32_t dc_crt_v_total;
502 uint32_t dc_crt_v_sync;
503
504 uint32_t dc_crt_hwc_addr;
505 uint32_t dc_crt_hwc_location;
506 uint32_t dc_crt_hwc_color_1_2;
507 uint32_t dc_crt_hwc_color_3;
508
509} SM501State;
510
511static uint32_t get_local_mem_size_index(uint32_t size)
512{
513 uint32_t norm_size = 0;
514 int i, index = 0;
515
b1503cda 516 for (i = 0; i < ARRAY_SIZE(sm501_mem_local_size); i++) {
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517 uint32_t new_size = sm501_mem_local_size[i];
518 if (new_size >= size) {
519 if (norm_size == 0 || norm_size > new_size) {
520 norm_size = new_size;
521 index = i;
522 }
523 }
524 }
525
526 return index;
527}
528
529static uint32_t sm501_system_config_read(void *opaque, target_phys_addr_t addr)
530{
531 SM501State * s = (SM501State *)opaque;
ffd39257 532 uint32_t ret = 0;
8da3ff18 533 SM501_DPRINTF("sm501 system config regs : read addr=%x\n", (int)addr);
ffd39257 534
8da3ff18 535 switch(addr) {
ffd39257
BS
536 case SM501_SYSTEM_CONTROL:
537 ret = s->system_control;
538 break;
539 case SM501_MISC_CONTROL:
540 ret = s->misc_control;
541 break;
542 case SM501_GPIO31_0_CONTROL:
543 ret = s->gpio_31_0_control;
544 break;
545 case SM501_GPIO63_32_CONTROL:
546 ret = s->gpio_63_32_control;
547 break;
548 case SM501_DEVICEID:
549 ret = 0x050100A0;
550 break;
551 case SM501_DRAM_CONTROL:
552 ret = (s->dram_control & 0x07F107C0) | s->local_mem_size_index << 13;
553 break;
554 case SM501_IRQ_MASK:
555 ret = s->irq_mask;
556 break;
557 case SM501_MISC_TIMING:
558 /* TODO : simulate gate control */
559 ret = s->misc_timing;
560 break;
561 case SM501_CURRENT_GATE:
562 /* TODO : simulate gate control */
563 ret = 0x00021807;
564 break;
565 case SM501_CURRENT_CLOCK:
566 ret = 0x2A1A0A09;
567 break;
568 case SM501_POWER_MODE_CONTROL:
569 ret = s->power_mode_control;
570 break;
571
572 default:
573 printf("sm501 system config : not implemented register read."
8da3ff18 574 " addr=%x\n", (int)addr);
ffd39257
BS
575 assert(0);
576 }
577
578 return ret;
579}
580
581static void sm501_system_config_write(void *opaque,
582 target_phys_addr_t addr, uint32_t value)
583{
584 SM501State * s = (SM501State *)opaque;
8da3ff18
PB
585 SM501_DPRINTF("sm501 system config regs : write addr=%x, val=%x\n",
586 addr, value);
ffd39257 587
8da3ff18 588 switch(addr) {
ffd39257
BS
589 case SM501_SYSTEM_CONTROL:
590 s->system_control = value & 0xE300B8F7;
591 break;
592 case SM501_MISC_CONTROL:
593 s->misc_control = value & 0xFF7FFF20;
594 break;
595 case SM501_GPIO31_0_CONTROL:
596 s->gpio_31_0_control = value;
597 break;
598 case SM501_GPIO63_32_CONTROL:
599 s->gpio_63_32_control = value;
600 break;
601 case SM501_DRAM_CONTROL:
602 s->local_mem_size_index = (value >> 13) & 0x7;
603 /* rODO : check validity of size change */
604 s->dram_control |= value & 0x7FFFFFC3;
605 break;
606 case SM501_IRQ_MASK:
607 s->irq_mask = value;
608 break;
609 case SM501_MISC_TIMING:
610 s->misc_timing = value & 0xF31F1FFF;
611 break;
612 case SM501_POWER_MODE_0_GATE:
613 case SM501_POWER_MODE_1_GATE:
614 case SM501_POWER_MODE_0_CLOCK:
615 case SM501_POWER_MODE_1_CLOCK:
616 /* TODO : simulate gate & clock control */
617 break;
618 case SM501_POWER_MODE_CONTROL:
619 s->power_mode_control = value & 0x00000003;
620 break;
621
622 default:
623 printf("sm501 system config : not implemented register write."
8da3ff18 624 " addr=%x, val=%x\n", (int)addr, value);
ffd39257
BS
625 assert(0);
626 }
627}
628
629static CPUReadMemoryFunc *sm501_system_config_readfn[] = {
630 NULL,
631 NULL,
632 &sm501_system_config_read,
633};
634
635static CPUWriteMemoryFunc *sm501_system_config_writefn[] = {
636 NULL,
637 NULL,
638 &sm501_system_config_write,
639};
640
486579de
AZ
641static uint32_t sm501_palette_read(void *opaque, target_phys_addr_t addr)
642{
643 SM501State * s = (SM501State *)opaque;
644 SM501_DPRINTF("sm501 palette read addr=%x\n", (int)addr);
645
646 /* TODO : consider BYTE/WORD access */
647 /* TODO : consider endian */
648
649 assert(0 <= addr && addr < 0x400 * 3);
650 return *(uint32_t*)&s->dc_palette[addr];
651}
652
653static void sm501_palette_write(void *opaque,
654 target_phys_addr_t addr, uint32_t value)
655{
656 SM501State * s = (SM501State *)opaque;
657 SM501_DPRINTF("sm501 palette write addr=%x, val=%x\n",
658 (int)addr, value);
659
660 /* TODO : consider BYTE/WORD access */
661 /* TODO : consider endian */
662
663 assert(0 <= addr && addr < 0x400 * 3);
664 *(uint32_t*)&s->dc_palette[addr] = value;
665}
666
8da3ff18 667static uint32_t sm501_disp_ctrl_read(void *opaque, target_phys_addr_t addr)
ffd39257
BS
668{
669 SM501State * s = (SM501State *)opaque;
ffd39257 670 uint32_t ret = 0;
8da3ff18 671 SM501_DPRINTF("sm501 disp ctrl regs : read addr=%x\n", (int)addr);
ffd39257 672
8da3ff18 673 switch(addr) {
ffd39257
BS
674
675 case SM501_DC_PANEL_CONTROL:
676 ret = s->dc_panel_control;
677 break;
678 case SM501_DC_PANEL_PANNING_CONTROL:
679 ret = s->dc_panel_panning_control;
680 break;
681 case SM501_DC_PANEL_FB_ADDR:
682 ret = s->dc_panel_fb_addr;
683 break;
684 case SM501_DC_PANEL_FB_OFFSET:
685 ret = s->dc_panel_fb_offset;
686 break;
687 case SM501_DC_PANEL_FB_WIDTH:
688 ret = s->dc_panel_fb_width;
689 break;
690 case SM501_DC_PANEL_FB_HEIGHT:
691 ret = s->dc_panel_fb_height;
692 break;
693 case SM501_DC_PANEL_TL_LOC:
694 ret = s->dc_panel_tl_location;
695 break;
696 case SM501_DC_PANEL_BR_LOC:
697 ret = s->dc_panel_br_location;
698 break;
699
700 case SM501_DC_PANEL_H_TOT:
701 ret = s->dc_panel_h_total;
702 break;
703 case SM501_DC_PANEL_H_SYNC:
704 ret = s->dc_panel_h_sync;
705 break;
706 case SM501_DC_PANEL_V_TOT:
707 ret = s->dc_panel_v_total;
708 break;
709 case SM501_DC_PANEL_V_SYNC:
710 ret = s->dc_panel_v_sync;
711 break;
712
713 case SM501_DC_CRT_CONTROL:
714 ret = s->dc_crt_control;
715 break;
716 case SM501_DC_CRT_FB_ADDR:
717 ret = s->dc_crt_fb_addr;
718 break;
719 case SM501_DC_CRT_FB_OFFSET:
720 ret = s->dc_crt_fb_offset;
721 break;
722 case SM501_DC_CRT_H_TOT:
723 ret = s->dc_crt_h_total;
724 break;
725 case SM501_DC_CRT_H_SYNC:
726 ret = s->dc_crt_h_sync;
727 break;
728 case SM501_DC_CRT_V_TOT:
729 ret = s->dc_crt_v_total;
730 break;
731 case SM501_DC_CRT_V_SYNC:
732 ret = s->dc_crt_v_sync;
733 break;
734
735 case SM501_DC_CRT_HWC_ADDR:
736 ret = s->dc_crt_hwc_addr;
737 break;
738 case SM501_DC_CRT_HWC_LOC:
739 ret = s->dc_crt_hwc_addr;
740 break;
741 case SM501_DC_CRT_HWC_COLOR_1_2:
742 ret = s->dc_crt_hwc_addr;
743 break;
744 case SM501_DC_CRT_HWC_COLOR_3:
745 ret = s->dc_crt_hwc_addr;
746 break;
747
486579de
AZ
748 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400*3 - 4:
749 ret = sm501_palette_read(opaque, addr - SM501_DC_PANEL_PALETTE);
750 break;
751
ffd39257
BS
752 default:
753 printf("sm501 disp ctrl : not implemented register read."
8da3ff18 754 " addr=%x\n", (int)addr);
ffd39257
BS
755 assert(0);
756 }
757
758 return ret;
759}
760
761static void sm501_disp_ctrl_write(void *opaque,
762 target_phys_addr_t addr,
763 uint32_t value)
764{
765 SM501State * s = (SM501State *)opaque;
8da3ff18
PB
766 SM501_DPRINTF("sm501 disp ctrl regs : write addr=%x, val=%x\n",
767 addr, value);
ffd39257 768
8da3ff18 769 switch(addr) {
ffd39257
BS
770 case SM501_DC_PANEL_CONTROL:
771 s->dc_panel_control = value & 0x0FFF73FF;
772 break;
773 case SM501_DC_PANEL_PANNING_CONTROL:
774 s->dc_panel_panning_control = value & 0xFF3FFF3F;
775 break;
776 case SM501_DC_PANEL_FB_ADDR:
777 s->dc_panel_fb_addr = value & 0x8FFFFFF0;
778 break;
779 case SM501_DC_PANEL_FB_OFFSET:
780 s->dc_panel_fb_offset = value & 0x3FF03FF0;
781 break;
782 case SM501_DC_PANEL_FB_WIDTH:
783 s->dc_panel_fb_width = value & 0x0FFF0FFF;
784 break;
785 case SM501_DC_PANEL_FB_HEIGHT:
786 s->dc_panel_fb_height = value & 0x0FFF0FFF;
787 break;
788 case SM501_DC_PANEL_TL_LOC:
789 s->dc_panel_tl_location = value & 0x07FF07FF;
790 break;
791 case SM501_DC_PANEL_BR_LOC:
792 s->dc_panel_br_location = value & 0x07FF07FF;
793 break;
794
795 case SM501_DC_PANEL_H_TOT:
796 s->dc_panel_h_total = value & 0x0FFF0FFF;
797 break;
798 case SM501_DC_PANEL_H_SYNC:
799 s->dc_panel_h_sync = value & 0x00FF0FFF;
800 break;
801 case SM501_DC_PANEL_V_TOT:
802 s->dc_panel_v_total = value & 0x0FFF0FFF;
803 break;
804 case SM501_DC_PANEL_V_SYNC:
805 s->dc_panel_v_sync = value & 0x003F0FFF;
806 break;
807
808 case SM501_DC_PANEL_HWC_ADDR:
809 s->dc_panel_hwc_addr = value & 0x8FFFFFF0;
810 break;
811 case SM501_DC_PANEL_HWC_LOC:
812 s->dc_panel_hwc_addr = value & 0x0FFF0FFF;
813 break;
814 case SM501_DC_PANEL_HWC_COLOR_1_2:
815 s->dc_panel_hwc_addr = value;
816 break;
817 case SM501_DC_PANEL_HWC_COLOR_3:
818 s->dc_panel_hwc_addr = value & 0x0000FFFF;
819 break;
820
821 case SM501_DC_CRT_CONTROL:
822 s->dc_crt_control = value & 0x0003FFFF;
823 break;
824 case SM501_DC_CRT_FB_ADDR:
825 s->dc_crt_fb_addr = value & 0x8FFFFFF0;
826 break;
827 case SM501_DC_CRT_FB_OFFSET:
828 s->dc_crt_fb_offset = value & 0x3FF03FF0;
829 break;
830 case SM501_DC_CRT_H_TOT:
831 s->dc_crt_h_total = value & 0x0FFF0FFF;
832 break;
833 case SM501_DC_CRT_H_SYNC:
834 s->dc_crt_h_sync = value & 0x00FF0FFF;
835 break;
836 case SM501_DC_CRT_V_TOT:
837 s->dc_crt_v_total = value & 0x0FFF0FFF;
838 break;
839 case SM501_DC_CRT_V_SYNC:
840 s->dc_crt_v_sync = value & 0x003F0FFF;
841 break;
842
843 case SM501_DC_CRT_HWC_ADDR:
844 s->dc_crt_hwc_addr = value & 0x8FFFFFF0;
845 break;
846 case SM501_DC_CRT_HWC_LOC:
847 s->dc_crt_hwc_addr = value & 0x0FFF0FFF;
848 break;
849 case SM501_DC_CRT_HWC_COLOR_1_2:
850 s->dc_crt_hwc_addr = value;
851 break;
852 case SM501_DC_CRT_HWC_COLOR_3:
853 s->dc_crt_hwc_addr = value & 0x0000FFFF;
854 break;
855
486579de
AZ
856 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400*3 - 4:
857 sm501_palette_write(opaque, addr - SM501_DC_PANEL_PALETTE, value);
858 break;
859
ffd39257
BS
860 default:
861 printf("sm501 disp ctrl : not implemented register write."
8da3ff18 862 " addr=%x, val=%x\n", (int)addr, value);
ffd39257
BS
863 assert(0);
864 }
865}
866
867static CPUReadMemoryFunc *sm501_disp_ctrl_readfn[] = {
868 NULL,
869 NULL,
870 &sm501_disp_ctrl_read,
871};
872
873static CPUWriteMemoryFunc *sm501_disp_ctrl_writefn[] = {
874 NULL,
875 NULL,
876 &sm501_disp_ctrl_write,
877};
878
ffd39257
BS
879/* draw line functions for all console modes */
880
881#include "pixel_ops.h"
882
883typedef void draw_line_func(uint8_t *d, const uint8_t *s,
884 int width, const uint32_t *pal);
885
886#define DEPTH 8
887#include "sm501_template.h"
888
889#define DEPTH 15
890#include "sm501_template.h"
891
892#define BGR_FORMAT
893#define DEPTH 15
894#include "sm501_template.h"
895
896#define DEPTH 16
897#include "sm501_template.h"
898
899#define BGR_FORMAT
900#define DEPTH 16
901#include "sm501_template.h"
902
903#define DEPTH 32
904#include "sm501_template.h"
905
906#define BGR_FORMAT
907#define DEPTH 32
908#include "sm501_template.h"
909
910static draw_line_func * draw_line8_funcs[] = {
911 draw_line8_8,
912 draw_line8_15,
913 draw_line8_16,
914 draw_line8_32,
915 draw_line8_32bgr,
916 draw_line8_15bgr,
917 draw_line8_16bgr,
918};
919
920static draw_line_func * draw_line16_funcs[] = {
921 draw_line16_8,
922 draw_line16_15,
923 draw_line16_16,
924 draw_line16_32,
925 draw_line16_32bgr,
926 draw_line16_15bgr,
927 draw_line16_16bgr,
928};
929
930static draw_line_func * draw_line32_funcs[] = {
931 draw_line32_8,
932 draw_line32_15,
933 draw_line32_16,
934 draw_line32_32,
935 draw_line32_32bgr,
936 draw_line32_15bgr,
937 draw_line32_16bgr,
938};
939
940static inline int get_depth_index(DisplayState *s)
941{
8927bcfd 942 switch(ds_get_bits_per_pixel(s)) {
ffd39257
BS
943 default:
944 case 8:
945 return 0;
946 case 15:
8927bcfd 947 return 1;
ffd39257 948 case 16:
8927bcfd 949 return 2;
ffd39257 950 case 32:
8927bcfd 951 return 3;
ffd39257
BS
952 }
953}
954
955static void sm501_draw_crt(SM501State * s)
956{
957 int y;
958 int width = (s->dc_crt_h_total & 0x00000FFF) + 1;
959 int height = (s->dc_crt_v_total & 0x00000FFF) + 1;
960
961 uint8_t * src = s->local_mem;
962 int src_bpp = 0;
8927bcfd 963 int dst_bpp = ds_get_bytes_per_pixel(s->ds) + (ds_get_bits_per_pixel(s->ds) % 8 ? 1 : 0);
ffd39257
BS
964 uint32_t * palette = (uint32_t *)&s->dc_palette[SM501_DC_CRT_PALETTE
965 - SM501_DC_PANEL_PALETTE];
966 int ds_depth_index = get_depth_index(s->ds);
967 draw_line_func * draw_line = NULL;
968 int full_update = 0;
969 int y_start = -1;
970 int page_min = 0x7fffffff;
971 int page_max = -1;
972
973 /* choose draw_line function */
974 switch (s->dc_crt_control & 3) {
975 case SM501_DC_CRT_CONTROL_8BPP:
976 src_bpp = 1;
977 draw_line = draw_line8_funcs[ds_depth_index];
978 break;
979 case SM501_DC_CRT_CONTROL_16BPP:
980 src_bpp = 2;
981 draw_line = draw_line16_funcs[ds_depth_index];
982 break;
983 case SM501_DC_CRT_CONTROL_32BPP:
984 src_bpp = 4;
985 draw_line = draw_line32_funcs[ds_depth_index];
986 break;
987 default:
988 printf("sm501 draw crt : invalid DC_CRT_CONTROL=%x.\n",
989 s->dc_crt_control);
990 assert(0);
991 break;
992 }
993
994 /* adjust console size */
995 if (s->last_width != width || s->last_height != height) {
3023f332 996 qemu_console_resize(s->ds, width, height);
ffd39257
BS
997 s->last_width = width;
998 s->last_height = height;
999 full_update = 1;
1000 }
1001
1002 /* draw each line according to conditions */
1003 for (y = 0; y < height; y++) {
1004 int update = full_update;
1005 uint8_t * line_end = &src[width * src_bpp - 1];
1006 int page0 = (src - phys_ram_base) & TARGET_PAGE_MASK;
1007 int page1 = (line_end - phys_ram_base) & TARGET_PAGE_MASK;
1008 int page;
1009
1010 /* check dirty flags for each line */
1011 for (page = page0; page <= page1; page += TARGET_PAGE_SIZE)
1012 if (cpu_physical_memory_get_dirty(page, VGA_DIRTY_FLAG))
1013 update = 1;
1014
1015 /* draw line and change status */
1016 if (update) {
8927bcfd 1017 draw_line(&(ds_get_data(s->ds)[y * width * dst_bpp]), src, width, palette);
ffd39257
BS
1018 if (y_start < 0)
1019 y_start = y;
1020 if (page0 < page_min)
1021 page_min = page0;
1022 if (page1 > page_max)
1023 page_max = page1;
1024 } else {
1025 if (y_start >= 0) {
1026 /* flush to display */
1027 dpy_update(s->ds, 0, y_start, width, y - y_start);
1028 y_start = -1;
1029 }
1030 }
1031
1032 src += width * src_bpp;
1033 }
1034
1035 /* complete flush to display */
1036 if (y_start >= 0)
1037 dpy_update(s->ds, 0, y_start, width, y - y_start);
1038
1039 /* clear dirty flags */
1040 if (page_max != -1)
1041 cpu_physical_memory_reset_dirty(page_min, page_max + TARGET_PAGE_SIZE,
1042 VGA_DIRTY_FLAG);
1043}
1044
1045static void sm501_update_display(void *opaque)
1046{
1047 SM501State * s = (SM501State *)opaque;
1048
1049 if (s->dc_crt_control & SM501_DC_CRT_CONTROL_ENABLE)
1050 sm501_draw_crt(s);
1051}
1052
3023f332 1053void sm501_init(uint32_t base, unsigned long local_mem_base,
ffd39257
BS
1054 uint32_t local_mem_bytes, CharDriverState *chr)
1055{
1056 SM501State * s;
1057 int sm501_system_config_index;
1058 int sm501_disp_ctrl_index;
ffd39257
BS
1059
1060 /* allocate management data region */
1061 s = (SM501State *)qemu_mallocz(sizeof(SM501State));
1062 s->base = base;
1063 s->local_mem_size_index
1064 = get_local_mem_size_index(local_mem_bytes);
1065 SM501_DPRINTF("local mem size=%x. index=%d\n", get_local_mem_size(s),
1066 s->local_mem_size_index);
1067 s->system_control = 0x00100000;
1068 s->misc_control = 0x00001000; /* assumes SH, active=low */
1069 s->dc_panel_control = 0x00010000;
1070 s->dc_crt_control = 0x00010000;
ffd39257
BS
1071
1072 /* allocate local memory */
1073 s->local_mem = (uint8 *)phys_ram_base + local_mem_base;
1074 cpu_register_physical_memory(base, local_mem_bytes, local_mem_base);
1075
1076 /* map mmio */
1077 sm501_system_config_index
1078 = cpu_register_io_memory(0, sm501_system_config_readfn,
1079 sm501_system_config_writefn, s);
1080 cpu_register_physical_memory(base + MMIO_BASE_OFFSET,
1081 0x6c, sm501_system_config_index);
1082 sm501_disp_ctrl_index = cpu_register_io_memory(0, sm501_disp_ctrl_readfn,
1083 sm501_disp_ctrl_writefn, s);
1084 cpu_register_physical_memory(base + MMIO_BASE_OFFSET + SM501_DC,
486579de 1085 0x1000, sm501_disp_ctrl_index);
ffd39257
BS
1086
1087 /* bridge to serial emulation module */
1088 if (chr)
1089 serial_mm_init(base + MMIO_BASE_OFFSET + SM501_UART0, 2,
1090 0, /* TODO : chain irq to IRL */
1091 115200, chr, 1);
1092
1093 /* create qemu graphic console */
3023f332
AL
1094 s->ds = graphic_console_init(sm501_update_display, NULL,
1095 NULL, NULL, s);
ffd39257 1096}