internal: Move parallel logic into internal_par implementation

The parallel internal programmer is its own implementation. Move
it and call into it from the top-level internal.c programmer
implementation.

Change-Id: Idabeceb59a36680f5fbb45d3ee4bd5dbf837373b
Signed-off-by: Edward O'Callaghan <quasisec@google.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/71834
Reviewed-by: Anastasia Klimchuk <aklm@chromium.org>
Reviewed-by: Thomas Heijligen <src@posteo.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

internal_par.c

@@ -0,0 +1,79 @@
+/*
+ * This file is part of the flashrom project.
+ *
+ * Copyright (C) 2009 Carl-Daniel Hailfinger
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "programmer.h"
+#include "hwaccess_physmap.h"
+
+static void internal_chip_writeb(const struct flashctx *flash, uint8_t val,
+				 chipaddr addr)
+{
+	mmio_writeb(val, (void *) addr);
+}
+
+static void internal_chip_writew(const struct flashctx *flash, uint16_t val,
+				 chipaddr addr)
+{
+	mmio_writew(val, (void *) addr);
+}
+
+static void internal_chip_writel(const struct flashctx *flash, uint32_t val,
+				 chipaddr addr)
+{
+	mmio_writel(val, (void *) addr);
+}
+
+static uint8_t internal_chip_readb(const struct flashctx *flash,
+				   const chipaddr addr)
+{
+	return mmio_readb((void *) addr);
+}
+
+static uint16_t internal_chip_readw(const struct flashctx *flash,
+				    const chipaddr addr)
+{
+	return mmio_readw((void *) addr);
+}
+
+static uint32_t internal_chip_readl(const struct flashctx *flash,
+				    const chipaddr addr)
+{
+	return mmio_readl((void *) addr);
+}
+
+static void internal_chip_readn(const struct flashctx *flash, uint8_t *buf,
+				const chipaddr addr, size_t len)
+{
+	mmio_readn((void *)addr, buf, len);
+	return;
+}
+
+static const struct par_master par_master_internal = {
+	.map_flash_region	= physmap,
+	.unmap_flash_region	= physunmap,
+	.chip_readb	= internal_chip_readb,
+	.chip_readw	= internal_chip_readw,
+	.chip_readl	= internal_chip_readl,
+	.chip_readn	= internal_chip_readn,
+	.chip_writeb	= internal_chip_writeb,
+	.chip_writew	= internal_chip_writew,
+	.chip_writel	= internal_chip_writel,
+};
+
+void internal_par_init(enum chipbustype buses)
+{
+	if (buses & BUS_NONSPI)
+		register_par_master(&par_master_internal, internal_buses_supported, NULL);
+}