Revision cdbdb648 hw/pl110.c
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/* |
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* Arm PrimeCell PL110 Color LCD Controller |
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* |
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* Copyright (c) 2005 CodeSourcery, LLC.
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* Copyright (c) 2005-2006 CodeSourcery.
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* Written by Paul Brook |
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* |
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* This code is licenced under the GNU LGPL |
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typedef struct {
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uint32_t base; |
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DisplayState *ds; |
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/* The Versatile/PB uses a slightly modified PL110 controller. */ |
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int versatile; |
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void *pic; |
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uint32_t timing[4]; |
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uint32_t cr; |
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static const unsigned char pl110_id[] = |
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{ 0x10, 0x11, 0x04, 0x00, 0x0d, 0xf0, 0x05, 0xb1 };
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/* The Arm documentation (DDI0224C) says the CLDC on the Versatile board |
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has a different ID. However Linux only looks for the normal ID. */ |
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#if 0 |
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static const unsigned char pl110_versatile_id[] = |
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{ 0x93, 0x10, 0x04, 0x00, 0x0d, 0xf0, 0x05, 0xb1 };
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#else |
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#define pl110_versatile_id pl110_id |
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#endif |
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static inline uint32_t rgb_to_pixel8(unsigned int r, unsigned int g, unsigned b) |
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{
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return ((r >> 5) << 5) | ((g >> 5) << 2) | (b >> 6); |
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int src_width; |
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uint8_t *dest; |
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uint8_t *src; |
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int first, last; |
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int first, last = 0;
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int dirty, new_dirty; |
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int i; |
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offset -= s->base; |
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if (offset >= 0xfe0 && offset < 0x1000) {
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return pl110_id[(offset - 0xfe0) >> 2]; |
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if (s->versatile) |
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return pl110_versatile_id[(offset - 0xfe0) >> 2]; |
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else |
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return pl110_id[(offset - 0xfe0) >> 2]; |
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} |
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if (offset >= 0x200 && offset < 0x400) {
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return s->raw_pallette[(offset - 0x200) >> 2]; |
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s->lpbase = val; |
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break; |
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case 6: /* LCDIMSC */ |
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if (s->versatile) |
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goto control; |
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imsc: |
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s->int_mask = val; |
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pl110_update(s); |
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break; |
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case 7: /* LCDControl */ |
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if (s->versatile) |
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goto imsc; |
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control: |
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s->cr = val; |
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s->bpp = (val >> 1) & 7; |
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if (pl110_enabled(s)) {
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cpu_register_physical_memory(base, 0x00000fff, iomemtype); |
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s->base = base; |
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s->ds = ds; |
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s->versatile = versatile; |
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s->pic = pic; |
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s->irq = irq; |
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graphic_console_init(ds, pl110_update_display, pl110_invalidate_display, |
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