haraldwolff/qemu-patch-raspberry4
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pxa27x: Reduce size of keyboard matrix mapping

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The row and column values use only a very limited range (-1 ... 7),
so a byte value is sufficient.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Stefan Weil 2013-12-22 15:32:29 +01:00 committed by Michael Tokarev
parent 88e020e55e
commit f57d6693e1
1 changed files with 2 additions and 2 deletions
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4
include/hw/arm/pxa.h
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@ -102,8 +102,8 @@ void pxa2xx_pcmcia_set_irq_cb(void *opaque, qemu_irq irq, qemu_irq cd_irq);
/* pxa2xx_keypad.c */
struct keymap {
int column;
int row;
int8_t column;
int8_t row;
};
typedef struct PXA2xxKeyPadState PXA2xxKeyPadState;
PXA2xxKeyPadState *pxa27x_keypad_init(MemoryRegion *sysmem,