]> git.proxmox.com Git - mirror_qemu.git/blame - hw/sm501.c
Fix false positive for AIO on OpenBSD
[mirror_qemu.git] / hw / sm501.c
CommitLineData
ffd39257
BS
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"
ffd39257
BS
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;
453 QEMUConsole *console;
454
455 /* status & internal resources */
456 target_phys_addr_t base;
457 uint32_t local_mem_size_index;
458 uint8_t * local_mem;
459 uint32_t last_width;
460 uint32_t last_height;
461
462 /* mmio registers */
463 uint32_t system_control;
464 uint32_t misc_control;
465 uint32_t gpio_31_0_control;
466 uint32_t gpio_63_32_control;
467 uint32_t dram_control;
468 uint32_t irq_mask;
469 uint32_t misc_timing;
470 uint32_t power_mode_control;
471
472 uint32_t uart0_ier;
473 uint32_t uart0_lcr;
474 uint32_t uart0_mcr;
475 uint32_t uart0_scr;
476
477 uint8_t dc_palette[0x400 * 3];
478
479 uint32_t dc_panel_control;
480 uint32_t dc_panel_panning_control;
481 uint32_t dc_panel_fb_addr;
482 uint32_t dc_panel_fb_offset;
483 uint32_t dc_panel_fb_width;
484 uint32_t dc_panel_fb_height;
485 uint32_t dc_panel_tl_location;
486 uint32_t dc_panel_br_location;
487 uint32_t dc_panel_h_total;
488 uint32_t dc_panel_h_sync;
489 uint32_t dc_panel_v_total;
490 uint32_t dc_panel_v_sync;
491
492 uint32_t dc_panel_hwc_addr;
493 uint32_t dc_panel_hwc_location;
494 uint32_t dc_panel_hwc_color_1_2;
495 uint32_t dc_panel_hwc_color_3;
496
497 uint32_t dc_crt_control;
498 uint32_t dc_crt_fb_addr;
499 uint32_t dc_crt_fb_offset;
500 uint32_t dc_crt_h_total;
501 uint32_t dc_crt_h_sync;
502 uint32_t dc_crt_v_total;
503 uint32_t dc_crt_v_sync;
504
505 uint32_t dc_crt_hwc_addr;
506 uint32_t dc_crt_hwc_location;
507 uint32_t dc_crt_hwc_color_1_2;
508 uint32_t dc_crt_hwc_color_3;
509
510} SM501State;
511
512static uint32_t get_local_mem_size_index(uint32_t size)
513{
514 uint32_t norm_size = 0;
515 int i, index = 0;
516
b1503cda 517 for (i = 0; i < ARRAY_SIZE(sm501_mem_local_size); i++) {
ffd39257
BS
518 uint32_t new_size = sm501_mem_local_size[i];
519 if (new_size >= size) {
520 if (norm_size == 0 || norm_size > new_size) {
521 norm_size = new_size;
522 index = i;
523 }
524 }
525 }
526
527 return index;
528}
529
530static uint32_t sm501_system_config_read(void *opaque, target_phys_addr_t addr)
531{
532 SM501State * s = (SM501State *)opaque;
ffd39257 533 uint32_t ret = 0;
8da3ff18 534 SM501_DPRINTF("sm501 system config regs : read addr=%x\n", (int)addr);
ffd39257 535
8da3ff18 536 switch(addr) {
ffd39257
BS
537 case SM501_SYSTEM_CONTROL:
538 ret = s->system_control;
539 break;
540 case SM501_MISC_CONTROL:
541 ret = s->misc_control;
542 break;
543 case SM501_GPIO31_0_CONTROL:
544 ret = s->gpio_31_0_control;
545 break;
546 case SM501_GPIO63_32_CONTROL:
547 ret = s->gpio_63_32_control;
548 break;
549 case SM501_DEVICEID:
550 ret = 0x050100A0;
551 break;
552 case SM501_DRAM_CONTROL:
553 ret = (s->dram_control & 0x07F107C0) | s->local_mem_size_index << 13;
554 break;
555 case SM501_IRQ_MASK:
556 ret = s->irq_mask;
557 break;
558 case SM501_MISC_TIMING:
559 /* TODO : simulate gate control */
560 ret = s->misc_timing;
561 break;
562 case SM501_CURRENT_GATE:
563 /* TODO : simulate gate control */
564 ret = 0x00021807;
565 break;
566 case SM501_CURRENT_CLOCK:
567 ret = 0x2A1A0A09;
568 break;
569 case SM501_POWER_MODE_CONTROL:
570 ret = s->power_mode_control;
571 break;
572
573 default:
574 printf("sm501 system config : not implemented register read."
8da3ff18 575 " addr=%x\n", (int)addr);
ffd39257
BS
576 assert(0);
577 }
578
579 return ret;
580}
581
582static void sm501_system_config_write(void *opaque,
583 target_phys_addr_t addr, uint32_t value)
584{
585 SM501State * s = (SM501State *)opaque;
8da3ff18
PB
586 SM501_DPRINTF("sm501 system config regs : write addr=%x, val=%x\n",
587 addr, value);
ffd39257 588
8da3ff18 589 switch(addr) {
ffd39257
BS
590 case SM501_SYSTEM_CONTROL:
591 s->system_control = value & 0xE300B8F7;
592 break;
593 case SM501_MISC_CONTROL:
594 s->misc_control = value & 0xFF7FFF20;
595 break;
596 case SM501_GPIO31_0_CONTROL:
597 s->gpio_31_0_control = value;
598 break;
599 case SM501_GPIO63_32_CONTROL:
600 s->gpio_63_32_control = value;
601 break;
602 case SM501_DRAM_CONTROL:
603 s->local_mem_size_index = (value >> 13) & 0x7;
604 /* rODO : check validity of size change */
605 s->dram_control |= value & 0x7FFFFFC3;
606 break;
607 case SM501_IRQ_MASK:
608 s->irq_mask = value;
609 break;
610 case SM501_MISC_TIMING:
611 s->misc_timing = value & 0xF31F1FFF;
612 break;
613 case SM501_POWER_MODE_0_GATE:
614 case SM501_POWER_MODE_1_GATE:
615 case SM501_POWER_MODE_0_CLOCK:
616 case SM501_POWER_MODE_1_CLOCK:
617 /* TODO : simulate gate & clock control */
618 break;
619 case SM501_POWER_MODE_CONTROL:
620 s->power_mode_control = value & 0x00000003;
621 break;
622
623 default:
624 printf("sm501 system config : not implemented register write."
8da3ff18 625 " addr=%x, val=%x\n", (int)addr, value);
ffd39257
BS
626 assert(0);
627 }
628}
629
630static CPUReadMemoryFunc *sm501_system_config_readfn[] = {
631 NULL,
632 NULL,
633 &sm501_system_config_read,
634};
635
636static CPUWriteMemoryFunc *sm501_system_config_writefn[] = {
637 NULL,
638 NULL,
639 &sm501_system_config_write,
640};
641
486579de
AZ
642static uint32_t sm501_palette_read(void *opaque, target_phys_addr_t addr)
643{
644 SM501State * s = (SM501State *)opaque;
645 SM501_DPRINTF("sm501 palette read addr=%x\n", (int)addr);
646
647 /* TODO : consider BYTE/WORD access */
648 /* TODO : consider endian */
649
650 assert(0 <= addr && addr < 0x400 * 3);
651 return *(uint32_t*)&s->dc_palette[addr];
652}
653
654static void sm501_palette_write(void *opaque,
655 target_phys_addr_t addr, uint32_t value)
656{
657 SM501State * s = (SM501State *)opaque;
658 SM501_DPRINTF("sm501 palette write addr=%x, val=%x\n",
659 (int)addr, value);
660
661 /* TODO : consider BYTE/WORD access */
662 /* TODO : consider endian */
663
664 assert(0 <= addr && addr < 0x400 * 3);
665 *(uint32_t*)&s->dc_palette[addr] = value;
666}
667
8da3ff18 668static uint32_t sm501_disp_ctrl_read(void *opaque, target_phys_addr_t addr)
ffd39257
BS
669{
670 SM501State * s = (SM501State *)opaque;
ffd39257 671 uint32_t ret = 0;
8da3ff18 672 SM501_DPRINTF("sm501 disp ctrl regs : read addr=%x\n", (int)addr);
ffd39257 673
8da3ff18 674 switch(addr) {
ffd39257
BS
675
676 case SM501_DC_PANEL_CONTROL:
677 ret = s->dc_panel_control;
678 break;
679 case SM501_DC_PANEL_PANNING_CONTROL:
680 ret = s->dc_panel_panning_control;
681 break;
682 case SM501_DC_PANEL_FB_ADDR:
683 ret = s->dc_panel_fb_addr;
684 break;
685 case SM501_DC_PANEL_FB_OFFSET:
686 ret = s->dc_panel_fb_offset;
687 break;
688 case SM501_DC_PANEL_FB_WIDTH:
689 ret = s->dc_panel_fb_width;
690 break;
691 case SM501_DC_PANEL_FB_HEIGHT:
692 ret = s->dc_panel_fb_height;
693 break;
694 case SM501_DC_PANEL_TL_LOC:
695 ret = s->dc_panel_tl_location;
696 break;
697 case SM501_DC_PANEL_BR_LOC:
698 ret = s->dc_panel_br_location;
699 break;
700
701 case SM501_DC_PANEL_H_TOT:
702 ret = s->dc_panel_h_total;
703 break;
704 case SM501_DC_PANEL_H_SYNC:
705 ret = s->dc_panel_h_sync;
706 break;
707 case SM501_DC_PANEL_V_TOT:
708 ret = s->dc_panel_v_total;
709 break;
710 case SM501_DC_PANEL_V_SYNC:
711 ret = s->dc_panel_v_sync;
712 break;
713
714 case SM501_DC_CRT_CONTROL:
715 ret = s->dc_crt_control;
716 break;
717 case SM501_DC_CRT_FB_ADDR:
718 ret = s->dc_crt_fb_addr;
719 break;
720 case SM501_DC_CRT_FB_OFFSET:
721 ret = s->dc_crt_fb_offset;
722 break;
723 case SM501_DC_CRT_H_TOT:
724 ret = s->dc_crt_h_total;
725 break;
726 case SM501_DC_CRT_H_SYNC:
727 ret = s->dc_crt_h_sync;
728 break;
729 case SM501_DC_CRT_V_TOT:
730 ret = s->dc_crt_v_total;
731 break;
732 case SM501_DC_CRT_V_SYNC:
733 ret = s->dc_crt_v_sync;
734 break;
735
736 case SM501_DC_CRT_HWC_ADDR:
737 ret = s->dc_crt_hwc_addr;
738 break;
739 case SM501_DC_CRT_HWC_LOC:
740 ret = s->dc_crt_hwc_addr;
741 break;
742 case SM501_DC_CRT_HWC_COLOR_1_2:
743 ret = s->dc_crt_hwc_addr;
744 break;
745 case SM501_DC_CRT_HWC_COLOR_3:
746 ret = s->dc_crt_hwc_addr;
747 break;
748
486579de
AZ
749 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400*3 - 4:
750 ret = sm501_palette_read(opaque, addr - SM501_DC_PANEL_PALETTE);
751 break;
752
ffd39257
BS
753 default:
754 printf("sm501 disp ctrl : not implemented register read."
8da3ff18 755 " addr=%x\n", (int)addr);
ffd39257
BS
756 assert(0);
757 }
758
759 return ret;
760}
761
762static void sm501_disp_ctrl_write(void *opaque,
763 target_phys_addr_t addr,
764 uint32_t value)
765{
766 SM501State * s = (SM501State *)opaque;
8da3ff18
PB
767 SM501_DPRINTF("sm501 disp ctrl regs : write addr=%x, val=%x\n",
768 addr, value);
ffd39257 769
8da3ff18 770 switch(addr) {
ffd39257
BS
771 case SM501_DC_PANEL_CONTROL:
772 s->dc_panel_control = value & 0x0FFF73FF;
773 break;
774 case SM501_DC_PANEL_PANNING_CONTROL:
775 s->dc_panel_panning_control = value & 0xFF3FFF3F;
776 break;
777 case SM501_DC_PANEL_FB_ADDR:
778 s->dc_panel_fb_addr = value & 0x8FFFFFF0;
779 break;
780 case SM501_DC_PANEL_FB_OFFSET:
781 s->dc_panel_fb_offset = value & 0x3FF03FF0;
782 break;
783 case SM501_DC_PANEL_FB_WIDTH:
784 s->dc_panel_fb_width = value & 0x0FFF0FFF;
785 break;
786 case SM501_DC_PANEL_FB_HEIGHT:
787 s->dc_panel_fb_height = value & 0x0FFF0FFF;
788 break;
789 case SM501_DC_PANEL_TL_LOC:
790 s->dc_panel_tl_location = value & 0x07FF07FF;
791 break;
792 case SM501_DC_PANEL_BR_LOC:
793 s->dc_panel_br_location = value & 0x07FF07FF;
794 break;
795
796 case SM501_DC_PANEL_H_TOT:
797 s->dc_panel_h_total = value & 0x0FFF0FFF;
798 break;
799 case SM501_DC_PANEL_H_SYNC:
800 s->dc_panel_h_sync = value & 0x00FF0FFF;
801 break;
802 case SM501_DC_PANEL_V_TOT:
803 s->dc_panel_v_total = value & 0x0FFF0FFF;
804 break;
805 case SM501_DC_PANEL_V_SYNC:
806 s->dc_panel_v_sync = value & 0x003F0FFF;
807 break;
808
809 case SM501_DC_PANEL_HWC_ADDR:
810 s->dc_panel_hwc_addr = value & 0x8FFFFFF0;
811 break;
812 case SM501_DC_PANEL_HWC_LOC:
813 s->dc_panel_hwc_addr = value & 0x0FFF0FFF;
814 break;
815 case SM501_DC_PANEL_HWC_COLOR_1_2:
816 s->dc_panel_hwc_addr = value;
817 break;
818 case SM501_DC_PANEL_HWC_COLOR_3:
819 s->dc_panel_hwc_addr = value & 0x0000FFFF;
820 break;
821
822 case SM501_DC_CRT_CONTROL:
823 s->dc_crt_control = value & 0x0003FFFF;
824 break;
825 case SM501_DC_CRT_FB_ADDR:
826 s->dc_crt_fb_addr = value & 0x8FFFFFF0;
827 break;
828 case SM501_DC_CRT_FB_OFFSET:
829 s->dc_crt_fb_offset = value & 0x3FF03FF0;
830 break;
831 case SM501_DC_CRT_H_TOT:
832 s->dc_crt_h_total = value & 0x0FFF0FFF;
833 break;
834 case SM501_DC_CRT_H_SYNC:
835 s->dc_crt_h_sync = value & 0x00FF0FFF;
836 break;
837 case SM501_DC_CRT_V_TOT:
838 s->dc_crt_v_total = value & 0x0FFF0FFF;
839 break;
840 case SM501_DC_CRT_V_SYNC:
841 s->dc_crt_v_sync = value & 0x003F0FFF;
842 break;
843
844 case SM501_DC_CRT_HWC_ADDR:
845 s->dc_crt_hwc_addr = value & 0x8FFFFFF0;
846 break;
847 case SM501_DC_CRT_HWC_LOC:
848 s->dc_crt_hwc_addr = value & 0x0FFF0FFF;
849 break;
850 case SM501_DC_CRT_HWC_COLOR_1_2:
851 s->dc_crt_hwc_addr = value;
852 break;
853 case SM501_DC_CRT_HWC_COLOR_3:
854 s->dc_crt_hwc_addr = value & 0x0000FFFF;
855 break;
856
486579de
AZ
857 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400*3 - 4:
858 sm501_palette_write(opaque, addr - SM501_DC_PANEL_PALETTE, value);
859 break;
860
ffd39257
BS
861 default:
862 printf("sm501 disp ctrl : not implemented register write."
8da3ff18 863 " addr=%x, val=%x\n", (int)addr, value);
ffd39257
BS
864 assert(0);
865 }
866}
867
868static CPUReadMemoryFunc *sm501_disp_ctrl_readfn[] = {
869 NULL,
870 NULL,
871 &sm501_disp_ctrl_read,
872};
873
874static CPUWriteMemoryFunc *sm501_disp_ctrl_writefn[] = {
875 NULL,
876 NULL,
877 &sm501_disp_ctrl_write,
878};
879
ffd39257
BS
880/* draw line functions for all console modes */
881
882#include "pixel_ops.h"
883
884typedef void draw_line_func(uint8_t *d, const uint8_t *s,
885 int width, const uint32_t *pal);
886
887#define DEPTH 8
888#include "sm501_template.h"
889
890#define DEPTH 15
891#include "sm501_template.h"
892
893#define BGR_FORMAT
894#define DEPTH 15
895#include "sm501_template.h"
896
897#define DEPTH 16
898#include "sm501_template.h"
899
900#define BGR_FORMAT
901#define DEPTH 16
902#include "sm501_template.h"
903
904#define DEPTH 32
905#include "sm501_template.h"
906
907#define BGR_FORMAT
908#define DEPTH 32
909#include "sm501_template.h"
910
911static draw_line_func * draw_line8_funcs[] = {
912 draw_line8_8,
913 draw_line8_15,
914 draw_line8_16,
915 draw_line8_32,
916 draw_line8_32bgr,
917 draw_line8_15bgr,
918 draw_line8_16bgr,
919};
920
921static draw_line_func * draw_line16_funcs[] = {
922 draw_line16_8,
923 draw_line16_15,
924 draw_line16_16,
925 draw_line16_32,
926 draw_line16_32bgr,
927 draw_line16_15bgr,
928 draw_line16_16bgr,
929};
930
931static draw_line_func * draw_line32_funcs[] = {
932 draw_line32_8,
933 draw_line32_15,
934 draw_line32_16,
935 draw_line32_32,
936 draw_line32_32bgr,
937 draw_line32_15bgr,
938 draw_line32_16bgr,
939};
940
941static inline int get_depth_index(DisplayState *s)
942{
8927bcfd 943 switch(ds_get_bits_per_pixel(s)) {
ffd39257
BS
944 default:
945 case 8:
946 return 0;
947 case 15:
8927bcfd 948 return 1;
ffd39257 949 case 16:
8927bcfd 950 return 2;
ffd39257 951 case 32:
8927bcfd 952 return 3;
ffd39257
BS
953 }
954}
955
956static void sm501_draw_crt(SM501State * s)
957{
958 int y;
959 int width = (s->dc_crt_h_total & 0x00000FFF) + 1;
960 int height = (s->dc_crt_v_total & 0x00000FFF) + 1;
961
962 uint8_t * src = s->local_mem;
963 int src_bpp = 0;
8927bcfd 964 int dst_bpp = ds_get_bytes_per_pixel(s->ds) + (ds_get_bits_per_pixel(s->ds) % 8 ? 1 : 0);
ffd39257
BS
965 uint32_t * palette = (uint32_t *)&s->dc_palette[SM501_DC_CRT_PALETTE
966 - SM501_DC_PANEL_PALETTE];
967 int ds_depth_index = get_depth_index(s->ds);
968 draw_line_func * draw_line = NULL;
969 int full_update = 0;
970 int y_start = -1;
971 int page_min = 0x7fffffff;
972 int page_max = -1;
973
974 /* choose draw_line function */
975 switch (s->dc_crt_control & 3) {
976 case SM501_DC_CRT_CONTROL_8BPP:
977 src_bpp = 1;
978 draw_line = draw_line8_funcs[ds_depth_index];
979 break;
980 case SM501_DC_CRT_CONTROL_16BPP:
981 src_bpp = 2;
982 draw_line = draw_line16_funcs[ds_depth_index];
983 break;
984 case SM501_DC_CRT_CONTROL_32BPP:
985 src_bpp = 4;
986 draw_line = draw_line32_funcs[ds_depth_index];
987 break;
988 default:
989 printf("sm501 draw crt : invalid DC_CRT_CONTROL=%x.\n",
990 s->dc_crt_control);
991 assert(0);
992 break;
993 }
994
995 /* adjust console size */
996 if (s->last_width != width || s->last_height != height) {
997 qemu_console_resize(s->console, width, height);
998 s->last_width = width;
999 s->last_height = height;
1000 full_update = 1;
1001 }
1002
1003 /* draw each line according to conditions */
1004 for (y = 0; y < height; y++) {
1005 int update = full_update;
1006 uint8_t * line_end = &src[width * src_bpp - 1];
1007 int page0 = (src - phys_ram_base) & TARGET_PAGE_MASK;
1008 int page1 = (line_end - phys_ram_base) & TARGET_PAGE_MASK;
1009 int page;
1010
1011 /* check dirty flags for each line */
1012 for (page = page0; page <= page1; page += TARGET_PAGE_SIZE)
1013 if (cpu_physical_memory_get_dirty(page, VGA_DIRTY_FLAG))
1014 update = 1;
1015
1016 /* draw line and change status */
1017 if (update) {
8927bcfd 1018 draw_line(&(ds_get_data(s->ds)[y * width * dst_bpp]), src, width, palette);
ffd39257
BS
1019 if (y_start < 0)
1020 y_start = y;
1021 if (page0 < page_min)
1022 page_min = page0;
1023 if (page1 > page_max)
1024 page_max = page1;
1025 } else {
1026 if (y_start >= 0) {
1027 /* flush to display */
1028 dpy_update(s->ds, 0, y_start, width, y - y_start);
1029 y_start = -1;
1030 }
1031 }
1032
1033 src += width * src_bpp;
1034 }
1035
1036 /* complete flush to display */
1037 if (y_start >= 0)
1038 dpy_update(s->ds, 0, y_start, width, y - y_start);
1039
1040 /* clear dirty flags */
1041 if (page_max != -1)
1042 cpu_physical_memory_reset_dirty(page_min, page_max + TARGET_PAGE_SIZE,
1043 VGA_DIRTY_FLAG);
1044}
1045
1046static void sm501_update_display(void *opaque)
1047{
1048 SM501State * s = (SM501State *)opaque;
1049
1050 if (s->dc_crt_control & SM501_DC_CRT_CONTROL_ENABLE)
1051 sm501_draw_crt(s);
1052}
1053
1054void sm501_init(DisplayState *ds, uint32_t base, unsigned long local_mem_base,
1055 uint32_t local_mem_bytes, CharDriverState *chr)
1056{
1057 SM501State * s;
1058 int sm501_system_config_index;
1059 int sm501_disp_ctrl_index;
ffd39257
BS
1060
1061 /* allocate management data region */
1062 s = (SM501State *)qemu_mallocz(sizeof(SM501State));
1063 s->base = base;
1064 s->local_mem_size_index
1065 = get_local_mem_size_index(local_mem_bytes);
1066 SM501_DPRINTF("local mem size=%x. index=%d\n", get_local_mem_size(s),
1067 s->local_mem_size_index);
1068 s->system_control = 0x00100000;
1069 s->misc_control = 0x00001000; /* assumes SH, active=low */
1070 s->dc_panel_control = 0x00010000;
1071 s->dc_crt_control = 0x00010000;
1072 s->ds = ds;
1073
1074 /* allocate local memory */
1075 s->local_mem = (uint8 *)phys_ram_base + local_mem_base;
1076 cpu_register_physical_memory(base, local_mem_bytes, local_mem_base);
1077
1078 /* map mmio */
1079 sm501_system_config_index
1080 = cpu_register_io_memory(0, sm501_system_config_readfn,
1081 sm501_system_config_writefn, s);
1082 cpu_register_physical_memory(base + MMIO_BASE_OFFSET,
1083 0x6c, sm501_system_config_index);
1084 sm501_disp_ctrl_index = cpu_register_io_memory(0, sm501_disp_ctrl_readfn,
1085 sm501_disp_ctrl_writefn, s);
1086 cpu_register_physical_memory(base + MMIO_BASE_OFFSET + SM501_DC,
486579de 1087 0x1000, sm501_disp_ctrl_index);
ffd39257
BS
1088
1089 /* bridge to serial emulation module */
1090 if (chr)
1091 serial_mm_init(base + MMIO_BASE_OFFSET + SM501_UART0, 2,
1092 0, /* TODO : chain irq to IRL */
1093 115200, chr, 1);
1094
1095 /* create qemu graphic console */
1096 s->console = graphic_console_init(s->ds, sm501_update_display, NULL,
1097 NULL, NULL, s);
1098}