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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /include/video/hecubafb.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/video/hecubafb.h')
-rw-r--r--include/video/hecubafb.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/include/video/hecubafb.h b/include/video/hecubafb.h
new file mode 100644
index 000000000..7b9952339
--- /dev/null
+++ b/include/video/hecubafb.h
@@ -0,0 +1,51 @@
+/*
+ * hecubafb.h - definitions for the hecuba framebuffer driver
+ *
+ * Copyright (C) 2008 by Jaya Kumar
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ *
+ */
+
+#ifndef _LINUX_HECUBAFB_H_
+#define _LINUX_HECUBAFB_H_
+
+/* Apollo controller specific defines */
+#define APOLLO_START_NEW_IMG 0xA0
+#define APOLLO_STOP_IMG_DATA 0xA1
+#define APOLLO_DISPLAY_IMG 0xA2
+#define APOLLO_ERASE_DISPLAY 0xA3
+#define APOLLO_INIT_DISPLAY 0xA4
+
+/* Hecuba interface specific defines */
+#define HCB_WUP_BIT 0x01
+#define HCB_DS_BIT 0x02
+#define HCB_RW_BIT 0x04
+#define HCB_CD_BIT 0x08
+#define HCB_ACK_BIT 0x80
+
+/* struct used by hecuba. board specific stuff comes from *board */
+struct hecubafb_par {
+ struct fb_info *info;
+ struct hecuba_board *board;
+ void (*send_command)(struct hecubafb_par *, unsigned char);
+ void (*send_data)(struct hecubafb_par *, unsigned char);
+};
+
+/* board specific routines
+board drivers can implement wait_for_ack with interrupts if desired. if
+wait_for_ack is called with clear=0, then go to sleep and return when ack
+goes hi or if wait_for_ack with clear=1, then return when ack goes lo */
+struct hecuba_board {
+ struct module *owner;
+ void (*remove)(struct hecubafb_par *);
+ void (*set_ctl)(struct hecubafb_par *, unsigned char, unsigned char);
+ void (*set_data)(struct hecubafb_par *, unsigned char);
+ void (*wait_for_ack)(struct hecubafb_par *, int);
+ int (*init)(struct hecubafb_par *);
+};
+
+
+#endif