#include "cpu8051.h"
#include "regwin.h"
+static GtkWidget *reglist;
-static GtkWidget *regclist;
+#define DATA_ROWS 24
+enum
+{
+ COL_NAME = 0,
+ COL_VAL,
+ N_COLUMNS,
+};
-GtkWidget *
-regwin_init( int width, int height )
+#define HEX_DIGITS_2 2
+#define HEX_DIGITS_4 4
+
+struct regwin_read_t {
+ char *name; /* Register name */
+ int w; /* Number of hex digits to display */
+ unsigned int (*read_func)(int addr); /* Function pointer to read value */
+ int param; /* Optional parameter to pass to read function. */
+};
+
+/* Generic read function */
+static unsigned int
+regwin_read_8(int addr)
{
- int i;
- GtkWidget *fixed_frame;
-
- fixed_frame = gtk_frame_new(0);
- gtk_frame_set_shadow_type( GTK_FRAME( fixed_frame ), GTK_SHADOW_ETCHED_OUT );
- gtk_widget_set_usize( GTK_WIDGET( fixed_frame ), width, height );
-
- regclist = gtk_clist_new( 1 );
- gtk_clist_set_selection_mode( GTK_CLIST( regclist ), GTK_SELECTION_SINGLE );
- gtk_widget_set_usize( GTK_WIDGET( regclist ), width, height );
- gtk_clist_set_column_justification( GTK_CLIST( regclist ), 0, GTK_JUSTIFY_LEFT );
- gtk_clist_set_column_width( GTK_CLIST( regclist ), 0, width );
-
-#if ( GTK_MAJOR_VERSION == 2)
- PangoFontDescription *pango_font;
- pango_font = pango_font_description_from_string( FIXED_FONT );
- gtk_widget_modify_font( regclist, pango_font );
-#else
- {
- GtkStyle *style;
- /* Setting font for the widget. */
- style = gtk_style_new();
- gdk_font_unref( style->font );
-
- /* Load a fixed font */
- style->font = gdk_font_load( FIXED_FONT );
- gtk_widget_set_style( GTK_WIDGET( regclist ), style );
- }
-#endif
+ return cpu8051_ReadD(addr);
+}
+
+/* Specific read functions for special registers. */
+
+static unsigned int
+regwin_read_pc(int dummy)
+{
+ return cpu8051.pc;
+}
+
+static unsigned int
+regwin_read_dptr(int dummy)
+{
+ return (cpu8051_ReadD(_DPTRHIGH_) << 8) +
+ cpu8051_ReadD(_DPTRLOW_);
+}
+
+static unsigned int
+regwin_read_bank(int dummy)
+{
+ return cpu8051_ReadD(_PSW_) & 0x18;
+}
+
+/* Read R0 - R7 in current bank. */
+static unsigned int
+regwin_read_rx(int addr)
+{
+ int rbank = regwin_read_bank(0); /* dummy */
+
+ return cpu8051_ReadD(addr + rbank);
+}
+
+/* This array defines how to read value for each register. */
+static struct regwin_read_t regwin_read[DATA_ROWS] = {
+ {
+ "PC",
+ HEX_DIGITS_4,
+ regwin_read_pc,
+ 0, /* Dummy */
+ },
+ {
+ "SP",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _SP_,
+ },
+ {
+ "A",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _ACC_,
+ },
+ {
+ "B",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _B_,
+ },
+ {
+ "DPTR",
+ HEX_DIGITS_4,
+ regwin_read_dptr,
+ 0, /* Dummy */
+ },
+ {
+ "PSW",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _PSW_,
+ },
+ {
+ "P0",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _P0_,
+ },
+ {
+ "P1",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _P1_,
+ },
+ {
+ "P2",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _P2_,
+ },
+ {
+ "P3",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _P3_,
+ },
+ {
+ "TCON",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _TCON_,
+ },
+ {
+ "TMOD",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _TMOD_,
+ },
+ {
+ "SCON",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _SCON_,
+ },
+ {
+ "IE",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _IE_,
+ },
+ {
+ "IP",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _IP_,
+ },
+ {
+ "BANK",
+ HEX_DIGITS_2,
+ regwin_read_bank,
+ 0, /* Dummy */
+ },
+ /* R0-R7 Registers in current Bank */
+ {
+ "R0",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R0_,
+ },
+ {
+ "R1",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R1_,
+ },
+ {
+ "R2",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R2_,
+ },
+ {
+ "R3",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R3_,
+ },
+ {
+ "R4",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R4_,
+ },
+ {
+ "R5",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R5_,
+ },
+ {
+ "R6",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R6_,
+ },
+ {
+ "R7",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R7_,
+ },
+};
+
+/* Creating a model */
+static GtkListStore *
+regwin_init_store(void)
+{
+ GtkTreeIter iter;
+ int rows;
+ int col;
+ GtkListStore *store;
+ GType col_types[N_COLUMNS];
+
+ for (col = 0; col < N_COLUMNS; col++) {
+ col_types[col] = G_TYPE_STRING;
+ }
+
+ store = gtk_list_store_newv(N_COLUMNS, col_types);
- char *regdummy[] = { 0 };
- for ( i = 0; i < 24; i++ ) {
- gtk_clist_append( GTK_CLIST( regclist ), regdummy );
- }
-
- gtk_container_add( GTK_CONTAINER( fixed_frame ), regclist );
+ /* Initialize with rows of dummy data... */
+ for (rows = 0; rows < DATA_ROWS; rows++) {
+ /* Add new row. */
+ gtk_list_store_append(store, &iter);
+ }
- return fixed_frame;
+ return store;
}
+static void
+regwin_init_columns(void)
+{
+ GtkCellRenderer *renderer;
+ GtkTreeViewColumn *column;
+
+ /* Columns and cell renderers */
+ renderer = gtk_cell_renderer_text_new();
+
+ /* Add Register column */
+ column = gtk_tree_view_column_new_with_attributes(
+ "Name", renderer, "text", COL_NAME, NULL);
+ gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
+ gtk_tree_view_append_column(GTK_TREE_VIEW(reglist), column);
+
+ /* Add Value column */
+ column = gtk_tree_view_column_new_with_attributes(
+ "Value", renderer, "text", COL_VAL, NULL);
+ gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
+ gtk_tree_view_append_column(GTK_TREE_VIEW(reglist), column);
+}
+
+GtkWidget *
+regwin_init(void)
+{
+ GtkWidget *frame;
+ GtkWidget *scrollwin;
+ GtkListStore *store;
+
+ frame = gtk_frame_new("Registers");
+
+ scrollwin = gtk_scrolled_window_new(NULL, NULL);
+ gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrollwin),
+ GTK_SHADOW_ETCHED_OUT);
+
+ /* Automatically add scrollbars when necessary. */
+ gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrollwin),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
+
+ gtk_container_add(GTK_CONTAINER(frame), scrollwin);
+
+ /* Creating a model */
+ store = regwin_init_store();
+
+ /* Creating the view component */
+ reglist = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
+ gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(reglist), TRUE);
+ gtk_container_add(GTK_CONTAINER(scrollwin), reglist);
+
+ regwin_init_columns();
+
+ /*
+ * The tree view has acquired its own reference to the model, so we can
+ * drop ours. That way the model will be freed automatically when the
+ * tree view is destroyed.
+ */
+ g_object_unref(store);
+
+ return frame;
+}
/* Show registers. */
void
-regwin_Show( void )
+regwin_Show(void)
{
- char TextTmp[255];
- int row = 0;
- unsigned char PSW = cpu8051_ReadD( _PSW_ );
- unsigned char Rbank;
-
- gtk_clist_freeze( GTK_CLIST( regclist ) );
-
- // Main registers
- sprintf( TextTmp , "PC = %.4X", cpu8051.pc );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "SP = %.2X", cpu8051_ReadD( _SP_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "A = %.2X", cpu8051_ReadD( _ACC_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "B = %.2X", cpu8051_ReadD( _B_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "DPTR = %.4X", ( cpu8051_ReadD( _DPTRHIGH_ ) << 8 ) + cpu8051_ReadD( _DPTRLOW_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
-
- // Program Status Word
- sprintf( TextTmp , "PSW = %.2X",PSW);
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
-
- // Ports registers
- sprintf( TextTmp , "P0 = %.2X", cpu8051_ReadD( _P0_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "P1 = %.2X", cpu8051_ReadD( _P1_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "P2 = %.2X", cpu8051_ReadD( _P2_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "P3 = %.2X", cpu8051_ReadD( _P3_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
-
- // Misc Registers
- sprintf( TextTmp , "TCON = %.2X", cpu8051_ReadD( _TCON_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "TMOD = %.2X", cpu8051_ReadD( _TMOD_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "SCON = %.2X", cpu8051_ReadD( _SCON_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "IE = %.2X", cpu8051_ReadD( _IE_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "IP = %.2X", cpu8051_ReadD( _IP_ ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
-
- // R0-R7 Registers in current Bank
- Rbank = cpu8051_ReadD( _PSW_ ) & 0x18;
- sprintf( TextTmp , "Bank = %.2X", Rbank);
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "R0 = %.2X", cpu8051_ReadD( _R0_ + Rbank ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "R1 = %.2X", cpu8051_ReadD( _R1_ + Rbank ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "R2 = %.2X", cpu8051_ReadD( _R2_ + Rbank ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "R3 = %.2X", cpu8051_ReadD( _R3_ + Rbank ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "R4 = %.2X", cpu8051_ReadD( _R4_ + Rbank ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "R5 = %.2X", cpu8051_ReadD( _R5_ + Rbank ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "R6 = %.2X", cpu8051_ReadD( _R6_ + Rbank ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
- sprintf( TextTmp , "R7 = %.2X", cpu8051_ReadD( _R7_ + Rbank ) );
- gtk_clist_set_text( GTK_CLIST( regclist ), row++, 0, TextTmp );
-
- gtk_clist_select_row(GTK_CLIST(regclist),0,0);
- gtk_clist_thaw( GTK_CLIST( regclist ) );
+ int row;
+ GtkListStore *store;
+
+ store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(reglist)));
+
+ for (row = 0; row < DATA_ROWS; row++) {
+ int valid;
+ GtkTreeIter iter;
+ int val;
+ char str[8];
+
+ if (row == 0) {
+ /* Get first row in list store */
+ valid = gtk_tree_model_get_iter_first(
+ GTK_TREE_MODEL(store), &iter);
+ } else {
+ /* Get next row in list store */
+ valid = gtk_tree_model_iter_next(
+ GTK_TREE_MODEL(store), &iter);
+ }
+
+ if (!valid) {
+ printf("Invalid iter...\n");
+ return;
+ }
+
+ /* Read register value using function pointer. */
+ val = regwin_read[row].read_func(regwin_read[row].param);
+
+ /* Convert to specified number of hex digits. */
+ if (regwin_read[row].w == 2)
+ sprintf(str , "%.2X", (u_int8_t) val);
+ else if (regwin_read[row].w == 4)
+ sprintf(str , "%.4X", (u_int16_t) val);
+
+ gtk_list_store_set(store, &iter,
+ COL_NAME, regwin_read[row].name,
+ COL_VAL, str,
+ -1);
+ }
}
projects / emu8051.git / blobdiff