Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / gdsys / dlvision / dlvision.c

diff --git a/qemu/roms/u-boot/board/gdsys/dlvision/dlvision.c b/qemu/roms/u-boot/board/gdsys/dlvision/dlvision.c
new file mode 100644 (file)
index 0000000..32f7ba3
--- /dev/null
+++ b/qemu/roms/u-boot/board/gdsys/dlvision/dlvision.c
@@ -0,0 +1,122 @@
+/*
+ * (C) Copyright 2009
+ * Dirk Eibach,  Guntermann & Drunck GmbH, eibach@gdsys.de
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/ppc4xx-gpio.h>
+
+enum {
+       HWTYPE_DLVISION_CPU = 0,
+       HWTYPE_DLVISION_CON = 1,
+};
+
+#define HWREV_100      6
+
+int board_early_init_f(void)
+{
+       mtdcr(UIC0SR, 0xFFFFFFFF);      /* clear all ints */
+       mtdcr(UIC0ER, 0x00000000);      /* disable all ints */
+       mtdcr(UIC0CR, 0x00000000);      /* set all to be non-critical */
+       mtdcr(UIC0PR, 0xFFFFFF80);      /* set int polarities */
+       mtdcr(UIC0TR, 0x10000000);      /* set int trigger levels */
+       mtdcr(UIC0VCR, 0x00000001);     /* set vect base=0,INT0 highest prio */
+       mtdcr(UIC0SR, 0xFFFFFFFF);      /* clear all ints */
+
+       /*
+        * EBC Configuration Register: set ready timeout to 512 ebc-clks
+        * -> ca. 15 us
+        */
+       mtebc(EBC0_CFG, 0xa8400000);    /* ebc always driven */
+
+       /*
+        * setup io-latches
+        */
+       out_le16((void *)CONFIG_SYS_LATCH_BASE, 0x00f0);
+       out_le16((void *)(CONFIG_SYS_LATCH_BASE + 0x100), 0x0002);
+       out_le16((void *)(CONFIG_SYS_LATCH_BASE + 0x200), 0x0000);
+       return 0;
+}
+
+int misc_init_r(void)
+{
+       /*
+        * set "startup-finished"-gpios
+        */
+       gpio_write_bit(21, 0);
+       gpio_write_bit(22, 1);
+
+       return 0;
+}
+
+/*
+ * Check Board Identity:
+ */
+int checkboard(void)
+{
+       char buf[64];
+       int i = getenv_f("serial#", buf, sizeof(buf));
+       u8 channel2_msr = in_8((void *)CONFIG_UART_BASE + 0x26);
+       u8 channel3_msr = in_8((void *)CONFIG_UART_BASE + 0x36);
+       u8 channel7_msr = in_8((void *)CONFIG_UART_BASE + 0x76);
+       u8 unit_type;
+       u8 local_con;
+       u8 audio;
+       u8 hardware_version;
+
+       printf("Board: ");
+
+       unit_type = (channel2_msr & 0x80) ? 0x01 : 0x00;
+       local_con = (channel2_msr & 0x20) ? 0x01 : 0x00;
+       audio = (channel3_msr & 0x20) ? 0x01 : 0x00;
+       hardware_version =
+                 ((channel7_msr & 0x20) ? 0x01 : 0x00)
+               | ((channel7_msr & 0x80) ? 0x02 : 0x00)
+               | ((channel7_msr & 0x40) ? 0x04 : 0x00);
+
+       switch (unit_type) {
+       case HWTYPE_DLVISION_CON:
+               printf("DL-Vision-CON");
+               break;
+
+       case HWTYPE_DLVISION_CPU:
+               printf("DL-Vision-CPU");
+               break;
+
+       default:
+               printf("UnitType %d, unsupported", unit_type);
+               break;
+       }
+
+       if (i > 0) {
+               puts(", serial# ");
+               puts(buf);
+       }
+       puts("\n       ");
+
+       switch (hardware_version) {
+       case HWREV_100:
+               printf("HW-Ver 1.00");
+               break;
+
+       default:
+               printf("HW-Ver %d, unsupported",
+                      hardware_version);
+               break;
+       }
+
+       if (local_con)
+               printf(", local console");
+
+       if (audio)
+               printf(", audio support");
+
+       puts("\n");
+
+       return 0;
+}