Scale TSC2102 touchscreen pressure value more realistically (still could be better).

PalmOS 5.2.1 now fully boots. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3741 c046a42c-6fe2-441c-8c8c-71466251a162

Scale TSC2102 touchscreen pressure value more realistically (still could be better).
PalmOS 5.2.1 now fully boots. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3741 c046a42c-6fe2-441c-8c8c-71466251a162
balrog
1 parent 1f587329
Showing 4 changed files with 11 additions and 8 deletions
hw/mainstone.c
hw/omap.c
hw/sd.c
hw/tsc210x.c
@@ -11,7 +11,6 @@
 #include "hw.h"
 #include "pxa.h"
 #include "arm-misc.h"
-#include "sysemu.h"
 #include "net.h"
 #include "devices.h"
 #include "boards.h"
@@ -4809,7 +4809,6 @@ static void omap_mpu_reset(void *opaque)
 {
     struct omap_mpu_state_s *mpu = (struct omap_mpu_state_s *) opaque;
-    omap_clkm_reset(mpu);
     omap_inth_reset(mpu->ih[0]);
     omap_inth_reset(mpu->ih[1]);
     omap_dma_reset(mpu->dma);
@@ -4843,6 +4842,7 @@ static void omap_mpu_reset(void *opaque)
     omap_mcbsp_reset(mpu->mcbsp3);
     omap_lpg_reset(mpu->led[0]);
     omap_lpg_reset(mpu->led[1]);
+    omap_clkm_reset(mpu);
     cpu_reset(mpu->env);
 }
@@ -397,7 +397,7 @@ static void sd_cardchange(void *opaque)
 }
 /* We do not model the chip select pin, so allow the board to select
-   whether card should be in SSI ot MMC/SD mode.  It is also up to the
+   whether card should be in SSI or MMC/SD mode.  It is also up to the
    board to ensure that ssi transfers only occur when the chip select
    is asserted.  */
 SDState *sd_init(BlockDriverState *bs, int is_spi)
@@ -130,9 +130,10 @@ static const uint16_t mode_regs[16] = {
 #define Y_TRANSFORM(value)		\
     ((150 + ((int) (value) * (3037 - 150) / 32768)) << 4)
 #define Z1_TRANSFORM(s)			\
-    ((400 - (s)->x + ((s)->pressure << 9)) << 4)
+    ((400 - ((s)->x >> 7) + ((s)->pressure << 10)) << 4)
 #define Z2_TRANSFORM(s)			\
-    ((4000 + (s)->y - ((s)->pressure << 10)) << 4)
+    ((4000 + ((s)->y >> 7) - ((s)->pressure << 10)) << 4)
+
 #define BAT1_VAL			0x8660
 #define BAT2_VAL			0x0000
 #define AUX1_VAL			0x35c0
@@ -367,7 +368,8 @@ static uint16_t tsc2102_data_register_read(struct tsc210x_state_s *s, int reg)
     case 0x05:	/* BAT1 */
         s->dav &= 0xffbf;
-        return TSC_CUT_RESOLUTION(BAT1_VAL, s->precision);
+        return TSC_CUT_RESOLUTION(BAT1_VAL, s->precision) +
+                (s->noise & 6);
     case 0x06:	/* BAT2 */
         s->dav &= 0xffdf;
@@ -383,11 +385,13 @@ static uint16_t tsc2102_data_register_read(struct tsc210x_state_s *s, int reg)
     case 0x09:	/* TEMP1 */
         s->dav &= 0xfffb;
-        return TSC_CUT_RESOLUTION(TEMP1_VAL, s->precision);
+        return TSC_CUT_RESOLUTION(TEMP1_VAL, s->precision) -
+                (s->noise & 5);
     case 0x0a:	/* TEMP2 */
         s->dav &= 0xfffd;
-        return TSC_CUT_RESOLUTION(TEMP2_VAL, s->precision);
+        return TSC_CUT_RESOLUTION(TEMP2_VAL, s->precision) ^
+                (s->noise & 3);
     case 0x0b:	/* DAC */
         s->dav &= 0xfffe;