Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / fads / pcmcia.c

diff --git a/qemu/roms/u-boot/board/fads/pcmcia.c b/qemu/roms/u-boot/board/fads/pcmcia.c
new file mode 100644 (file)
index 0000000..996f032
--- /dev/null
+++ b/qemu/roms/u-boot/board/fads/pcmcia.c
@@ -0,0 +1,71 @@
+#include <common.h>
+#include <mpc8xx.h>
+#include <pcmcia.h>
+
+#undef CONFIG_PCMCIA
+
+#if defined(CONFIG_CMD_PCMCIA)
+#define        CONFIG_PCMCIA
+#endif
+
+#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD)
+#define        CONFIG_PCMCIA
+#endif
+
+#ifdef CONFIG_PCMCIA
+
+#define        PCMCIA_BOARD_MSG "FADS"
+
+int pcmcia_voltage_set(int slot, int vcc, int vpp)
+{
+       u_long reg = 0;
+
+       switch(vpp) {
+               case 0: reg = 0; break;
+               case 50: reg = 1; break;
+               case 120: reg = 2; break;
+               default: return 1;
+       }
+
+       switch(vcc) {
+               case 0: reg = 0; break;
+#ifdef CONFIG_FADS
+       case 33: reg = BCSR1_PCCVCC0 | BCSR1_PCCVCC1; break;
+       case 50: reg = BCSR1_PCCVCC1; break;
+#endif
+       default: return 1;
+       }
+
+       /* first, turn off all power */
+
+#ifdef CONFIG_FADS
+       *((uint *)BCSR1) &= ~(BCSR1_PCCVCC0 | BCSR1_PCCVCC1);
+#endif
+       *((uint *)BCSR1) &= ~BCSR1_PCCVPP_MASK;
+
+       /* enable new powersettings */
+
+#ifdef CONFIG_FADS
+       *((uint *)BCSR1) |= reg;
+#endif
+
+       *((uint *)BCSR1) |= reg << 20;
+
+       return 0;
+}
+
+int pcmcia_hardware_enable(int slot)
+{
+       *((uint *)BCSR1) &= ~BCSR1_PCCEN;
+       return 0;
+}
+
+#if defined(CONFIG_CMD_PCMCIA)
+int pcmcia_hardware_disable(int slot)
+{
+       *((uint *)BCSR1) &= ~BCSR1_PCCEN;
+       return 0;
+}
+#endif
+
+#endif /* CONFIG_PCMCIA */